#include <iostream>
#include <string>

using namespace std;

string generate(int n);

int main() {
    int n;
    cin >> n;
    cout << generate(n) << endl;
    return 0;
}

string generate(int n) {
    int s1 = 0, t1 = 0;
    do {
        for(int coin = 0; coin <= 1; coin++) {
            int s2 = s1, t2 = t1;
            //1は表
            t2 *= 2;
            if(coin == 1)
                t2++;
            s2 += t2;
            if((coin == 1) || (s2 == n)) {
                s1 = s2;
                t1 = t2;
                break;
            }
        }
    } while((s1 == n) || (s1 > n));

    if(s1 == n)
        return "YES";
    else
        return "NO";
}