204054111 has 12 divisors (see below), whose sum is σ = 312082992. Its totient is φ = 128033856.

The previous prime is 204054107. The next prime is 204054131. The reversal of 204054111 is 111450402.

It is not a de Polignac number, because 204054111 - 2² = 204054107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204054131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 666691 + ... + 666996.

It is an arithmetic number, because the mean of its divisors is an integer number (26006916).

Almost surely, 2^204054111 is an apocalyptic number.

204054111 is a deficient number, since it is larger than the sum of its proper divisors (108028881).

204054111 is a wasteful number, since it uses less digits than its factorization.

204054111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1333710 (or 1333707 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 204054111 is about 14284.7509953797. The cubic root of 204054111 is about 588.7285759037.

The spelling of 204054111 in words is "two hundred four million, fifty-four thousand, one hundred eleven".