N = int(input())

t = 1
n = N
for i in range(2,10 ** 6 + 1):
    if n % i == 0:
        count = 1
        n //= i
        while n % i == 0:
            n //= i
            count += 1
        t *= (i ** (count + 1) - 1) // (i - 1)
if n > 1:
    t *= (n + 1)
if t == N + N:
    print('Yes')
else:
    print('No')