133845204 has 24 divisors (see below), whose sum is σ = 315340480. Its totient is φ = 44181504.

The previous prime is 133845203. The next prime is 133845221. The reversal of 133845204 is 402548331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133845203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52909 + ... + 55380.

Almost surely, 2^133845204 is an apocalyptic number.

It is an amenable number.

133845204 is an abundant number, since it is smaller than the sum of its proper divisors (181495276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133845204 is a wasteful number, since it uses less digits than its factorization.

133845204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108399 (or 108397 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 133845204 is about 11569.1488018782. The cubic root of 133845204 is about 511.5258723174.

The spelling of 133845204 in words is "one hundred thirty-three million, eight hundred forty-five thousand, two hundred four".