133936402 has 8 divisors (see below), whose sum is σ = 201620412. Its totient is φ = 66729600.

The previous prime is 133936393. The next prime is 133936441. The reversal of 133936402 is 204639331.

It can be written as a sum of positive squares in 2 ways, for example, as 122301481 + 11634921 = 11059^2 + 3411^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118599 + ... + 119722.

Almost surely, 2^133936402 is an apocalyptic number.

133936402 is a deficient number, since it is larger than the sum of its proper divisors (67684010).

133936402 is a wasteful number, since it uses less digits than its factorization.

133936402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238604.

The product of its (nonzero) digits is 11664, while the sum is 31.

The square root of 133936402 is about 11573.0895615648. The cubic root of 133936402 is about 511.6420252657.

The spelling of 133936402 in words is "one hundred thirty-three million, nine hundred thirty-six thousand, four hundred two".