#include<bits/stdc++.h>

using namespace std;


int main() {
  int N;
  cin >> N;
  int ok = 0, ng = 1 << 30;
  auto f = [&](int v) { return 2 * v - __builtin_popcount(v); };
  while(ng - ok > 1) {
    int mid = (ok + ng) >> 1;
    if(f(mid) <= N) ok = mid;
    else ng = mid;
  }
  if(N == f(ok)) cout << "YES\n";
  else cout << "NO\n";
}