131515307004 has 24 divisors (see below), whose sum is σ = 311072737360. Its totient is φ = 43237908864.

The previous prime is 131515306991. The next prime is 131515307017. The reversal of 131515307004 is 400703515131.

It is an interprime number because it is at equal distance from previous prime (131515306991) and next prime (131515307017).

It is a congruent number.

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, 75064939 + ... + 75066690.

Almost surely, 2^131515307004 is an apocalyptic number.

It is an amenable number.

131515307004 is an abundant number, since it is smaller than the sum of its proper divisors (179557430356).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131515307004 is a wasteful number, since it uses less digits than its factorization.

131515307004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150131709 (or 150131707 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 30.

The spelling of 131515307004 in words is "one hundred thirty-one billion, five hundred fifteen million, three hundred seven thousand, four".