204052123 has 16 divisors (see below), whose sum is σ = 226146816. Its totient is φ = 182573440.

The previous prime is 204052109. The next prime is 204052129. The reversal of 204052123 is 321250402.

204052123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 204052123 - 2⁹ = 204051611 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 204052123.

It is not an unprimeable number, because it can be changed into a prime (204052129) 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, 207090 + ... + 208072.

It is an arithmetic number, because the mean of its divisors is an integer number (14134176).

Almost surely, 2^204052123 is an apocalyptic number.

204052123 is a deficient number, since it is larger than the sum of its proper divisors (22094693).

204052123 is a wasteful number, since it uses less digits than its factorization.

204052123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1274.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 204052123 is about 14284.6814105181. The cubic root of 204052123 is about 588.7266639987.

The spelling of 204052123 in words is "two hundred four million, fifty-two thousand, one hundred twenty-three".