#include <iostream>
using namespace std;

int zero = (int)false;
int one = (int)true;
int two = (one << (one << zero)) | zero;
int three = (one << zero) | (one << (one << zero)) | zero;
int four = (one << (one << (one << zero))) | zero;
int five = (one << zero) | (one << (one << (one << zero))) | zero;
int six = (one << (one << zero)) | (one << (one << (one << zero))) | zero;
int seven = (one << zero) | (one << (one << zero)) | (one << (one << (one << zero))) | zero;
int eight = (one << (one << (one << (one << zero)))) | zero;
int nine = (one << zero) | (one << (one << (one << (one << zero)))) | zero;
int ten = (one << (one << zero)) | (one << (one << (one << (one << zero)))) | zero;
int eleven = (one << zero) | (one << (one << zero)) | (one << (one << (one << (one << zero)))) | zero;
int twelve = (one << (one << (one << zero))) | (one << (one << (one << (one << zero)))) | zero;
int thirteen = (one << zero) | (one << (one << (one << zero))) | (one << (one << (one << (one << zero)))) | zero;
int fourteen = (one << (one << zero)) | (one << (one << (one << zero))) | (one << (one << (one << (one << zero)))) | zero;
int fifteen = (one << zero) | (one << (one << zero)) | (one << (one << (one << zero))) | (one << (one << (one << (one << zero)))) | zero;
int sixteen = (one << (one << (one << (one << (one << zero))))) | zero;
int seventeen = (one << zero) | (one << (one << (one << (one << (one << zero))))) | zero;
int eighteen = (one << (one << zero)) | (one << (one << (one << (one << (one << zero))))) | zero;
int nineteen = (one << zero) | (one << (one << zero)) | (one << (one << (one << (one << (one << zero))))) | zero;
int twenty = (one << (one << (one << zero))) | (one << (one << (one << (one << (one << zero))))) | zero;
int twentyone = (one << zero) | (one << (one << (one << zero))) | (one << (one << (one << (one << (one << zero))))) | zero;
int twentytwo = (one << (one << zero)) | (one << (one << (one << zero))) | (one << (one << (one << (one << (one << zero))))) | zero;
int twentythree = (one << zero) | (one << (one << zero)) | (one << (one << (one << zero))) | (one << (one << (one << (one << (one << zero))))) | zero;
int twentyfour = (one << (one << (one << (one << zero)))) | (one << (one << (one << (one << (one << zero))))) | zero;
int twentyfive = (one << zero) | (one << (one << (one << (one << zero)))) | (one << (one << (one << (one << (one << zero))))) | zero;
int twentysix = (one << (one << zero)) | (one << (one << (one << (one << zero)))) | (one << (one << (one << (one << (one << zero))))) | zero;
int twentyseven = (one << zero) | (one << (one << zero)) | (one << (one << (one << (one << zero)))) | (one << (one << (one << (one << (one << zero))))) | zero;
int twentyeight = (one << (one << (one << zero))) | (one << (one << (one << (one << zero)))) | (one << (one << (one << (one << (one << zero))))) | zero;
int twentynine = (one << zero) | (one << (one << (one << zero))) | (one << (one << (one << (one << zero)))) | (one << (one << (one << (one << (one << zero))))) | zero;
int thirty = (one << (one << zero)) | (one << (one << (one << zero))) | (one << (one << (one << (one << zero)))) | (one << (one << (one << (one << (one << zero))))) | zero;
int thirtyone = (one << zero) | (one << (one << zero)) | (one << (one << (one << zero))) | (one << (one << (one << (one << zero)))) | (one << (one << (one << (one << (one << zero))))) | zero;
int thirtytwo = (one << (one << (one << (one << (one << (one << zero)))))) | zero;
int thirtythree = (one << zero) | (one << (one << (one << (one << (one << (one << zero)))))) | zero;
int thirtyfour = (one << (one << zero)) | (one << (one << (one << (one << (one << (one << zero)))))) | zero;

int main()
{
    int n; cin >> n;

    if (n == one) {
        cout << "NO\n";
        return zero;
    }
    if (n % two == zero && n != two) { cout << "NO\n"; return zero; }
    if (n % three == zero && n != three) { cout << "NO\n"; return zero; }
    if (n % five == zero && n != five) { cout << "NO\n"; return zero; }
    if (n % seven == zero && n != seven) { cout << "NO\n"; return zero; }
    if (n % eleven == zero && n != eleven) { cout << "NO\n"; return zero; }
    if (n % thirteen == zero && n != thirteen) { cout << "NO\n"; return zero; }
    if (n % seventeen == zero && n != seventeen) { cout << "NO\n"; return zero; }
    if (n % nineteen == zero && n != nineteen) { cout << "NO\n"; return zero; }
    if (n % twentythree == zero && n != twentythree) { cout << "NO\n"; return zero; }
    if (n % twentynine == zero && n != twentynine) { cout << "NO\n"; return zero; }
    if (n % thirtyone == zero && n != thirtyone) { cout << "NO\n"; return zero; }

    cout << "YES\n";
}