131351504 has 20 divisors (see below), whose sum is σ = 254730720. Its totient is φ = 65614560.

The previous prime is 131351501. The next prime is 131351513. The reversal of 131351504 is 405153131.

It is a self number, because there is not a number n which added to its sum of digits gives 131351504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131351501) 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, 17477 + ... + 23835.

It is an arithmetic number, because the mean of its divisors is an integer number (12736536).

Almost surely, 2^131351504 is an apocalyptic number.

It is an amenable number.

131351504 is a deficient number, since it is larger than the sum of its proper divisors (123379216).

131351504 is a wasteful number, since it uses less digits than its factorization.

131351504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7658 (or 7652 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 131351504 is about 11460.8683789668. The cubic root of 131351504 is about 508.3291520096.

The spelling of 131351504 in words is "one hundred thirty-one million, three hundred fifty-one thousand, five hundred four".