// yukicoder: No.680 作れる数
// 2019.5.14 bal4u

#include <stdio.h>

int main()
{
	int i, N, s, t, ans;
	int min, max;
	
	scanf("%d", &N);
	min = max = 0, t = 1, ans = 0;
	while (min < N) {
		t <<= 1;
		min += t, max += (t << 1)-1;
		if (min <= N && N <= max) { ans = 1; break; }
	}
	puts(ans? "YES": "NO");
	return 0;
}