204053505 has 8 divisors (see below), whose sum is σ = 326485632. Its totient is φ = 108828528.

The previous prime is 204053497. The next prime is 204053537. The reversal of 204053505 is 505350402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 204053505 - 2³ = 204053497 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6801769 + ... + 6801798.

It is an arithmetic number, because the mean of its divisors is an integer number (40810704).

Almost surely, 2^204053505 is an apocalyptic number.

It is an amenable number.

204053505 is a deficient number, since it is larger than the sum of its proper divisors (122432127).

204053505 is a wasteful number, since it uses less digits than its factorization.

204053505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13603575.

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 204053505 is about 14284.7297839336. The cubic root of 204053505 is about 588.7279931010.

The spelling of 204053505 in words is "two hundred four million, fifty-three thousand, five hundred five".