204151131 has 16 divisors (see below), whose sum is σ = 302670720. Its totient is φ = 135999720.

The previous prime is 204151099. The next prime is 204151133. The reversal of 204151131 is 131151402.

204151131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 204151131 - 2⁵ = 204151099 is a prime.

It is a super-2 number, since 2×204151131² = 83355368577158322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (204151133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58876 + ... + 62246.

It is an arithmetic number, because the mean of its divisors is an integer number (18916920).

Almost surely, 2^204151131 is an apocalyptic number.

204151131 is a deficient number, since it is larger than the sum of its proper divisors (98519589).

204151131 is a wasteful number, since it uses less digits than its factorization.

204151131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5623 (or 5617 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 204151131 is about 14288.1465208053. The cubic root of 204151131 is about 588.8218671652.

The spelling of 204151131 in words is "two hundred four million, one hundred fifty-one thousand, one hundred thirty-one".