204113151 has 24 divisors (see below), whose sum is σ = 328483584. Its totient is φ = 121070160.

The previous prime is 204113113. The next prime is 204113153. The reversal of 204113151 is 151311402.

It is not a de Polignac number, because 204113151 - 2⁹ = 204112639 is a prime.

It is a super-2 number, since 2×204113151² = 83324356822297602, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204113153) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17281 + ... + 26586.

It is an arithmetic number, because the mean of its divisors is an integer number (13686816).

Almost surely, 2^204113151 is an apocalyptic number.

204113151 is a deficient number, since it is larger than the sum of its proper divisors (124370433).

204113151 is a wasteful number, since it uses less digits than its factorization.

204113151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43931 (or 43928 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 204113151 is about 14286.8173852681. The cubic root of 204113151 is about 588.7853503596.

Adding to 204113151 its reverse (151311402), we get a palindrome (355424553).

The spelling of 204113151 in words is "two hundred four million, one hundred thirteen thousand, one hundred fifty-one".