204134315 has 32 divisors (see below), whose sum is σ = 318698496. Its totient is φ = 121714560.

The previous prime is 204134303. The next prime is 204134389. The reversal of 204134315 is 513431402.

It is not a de Polignac number, because 204134315 - 2⁶ = 204134251 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2672 + ... + 20381.

It is an arithmetic number, because the mean of its divisors is an integer number (9959328).

Almost surely, 2^204134315 is an apocalyptic number.

204134315 is a deficient number, since it is larger than the sum of its proper divisors (114564181).

204134315 is a wasteful number, since it uses less digits than its factorization.

204134315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23099.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 204134315 is about 14287.5580488760. The cubic root of 204134315 is about 588.8056995669.

Adding to 204134315 its reverse (513431402), we get a palindrome (717565717).

The spelling of 204134315 in words is "two hundred four million, one hundred thirty-four thousand, three hundred fifteen".