204055153 has 4 divisors (see below), whose sum is σ = 208396800. Its totient is φ = 199713508.

The previous prime is 204055139. The next prime is 204055157. The reversal of 204055153 is 351550402.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 204055153 - 2⁵ = 204055121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204055157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2170753 + ... + 2170846.

It is an arithmetic number, because the mean of its divisors is an integer number (52099200).

Almost surely, 2^204055153 is an apocalyptic number.

It is an amenable number.

204055153 is a deficient number, since it is larger than the sum of its proper divisors (4341647).

204055153 is an equidigital number, since it uses as much as digits as its factorization.

204055153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4341646.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 204055153 is about 14284.7874677924. The cubic root of 204055153 is about 588.7295780139.

The spelling of 204055153 in words is "two hundred four million, fifty-five thousand, one hundred fifty-three".