204043153 has 4 divisors (see below), whose sum is σ = 205649920. Its totient is φ = 202436388.

The previous prime is 204043141. The next prime is 204043157. The reversal of 204043153 is 351340402.

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 204043153 - 2²¹ = 201946001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204043157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 803193 + ... + 803446.

It is an arithmetic number, because the mean of its divisors is an integer number (51412480).

Almost surely, 2^204043153 is an apocalyptic number.

It is an amenable number.

204043153 is a deficient number, since it is larger than the sum of its proper divisors (1606767).

204043153 is a wasteful number, since it uses less digits than its factorization.

204043153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1606766.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 204043153 is about 14284.3674343668. The cubic root of 204043153 is about 588.7180371906.

Adding to 204043153 its reverse (351340402), we get a palindrome (555383555).

The spelling of 204043153 in words is "two hundred four million, forty-three thousand, one hundred fifty-three".