133136338 has 8 divisors (see below), whose sum is σ = 200442240. Its totient is φ = 66322260.

The previous prime is 133136317. The next prime is 133136357. The reversal of 133136338 is 833631331.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122278 + ... + 123361.

It is an arithmetic number, because the mean of its divisors is an integer number (25055280).

Almost surely, 2^133136338 is an apocalyptic number.

133136338 is a deficient number, since it is larger than the sum of its proper divisors (67305902).

133136338 is a wasteful number, since it uses less digits than its factorization.

133136338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245912.

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

The square root of 133136338 is about 11538.4720825593. The cubic root of 133136338 is about 510.6212319476.

Adding to 133136338 its reverse (833631331), we get a palindrome (966767669).

The spelling of 133136338 in words is "one hundred thirty-three million, one hundred thirty-six thousand, three hundred thirty-eight".