204055313 has 16 divisors (see below), whose sum is σ = 256794624. Its totient is φ = 157511760.

The previous prime is 204055297. The next prime is 204055321. The reversal of 204055313 is 313550402.

It is not a de Polignac number, because 204055313 - 2⁴ = 204055297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204055393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4145 + ... + 20622.

It is an arithmetic number, because the mean of its divisors is an integer number (16049664).

Almost surely, 2^204055313 is an apocalyptic number.

It is an amenable number.

204055313 is a deficient number, since it is larger than the sum of its proper divisors (52739311).

204055313 is a wasteful number, since it uses less digits than its factorization.

204055313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24892.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 204055313 is about 14284.7930681547. The cubic root of 204055313 is about 588.7297318885.

The spelling of 204055313 in words is "two hundred four million, fifty-five thousand, three hundred thirteen".