#include <iostream>
#include <algorithm>
#include <string>
#define REP(a,b,c) for(int a=b; a<(int)c; a++)
using namespace std;

int main(){
  long long int N;
  cin >> N;
  bool flag = true;
  if(N != 1){
	if(N%2 == 0 || N%3 == 0)flag=false;
	else{
	  for(int i=5, j=7; i < N; i+=6, j+=6){
		if(N%i == 0 || N%j == 0){flag=false; break;}
	  }
	}
  }
  string ans = (!flag) ? "YES\n" : "NO\n";
  cout <<  ans;
  return 0;
}