130638504 has 32 divisors (see below), whose sum is σ = 337860000. Its totient is φ = 42044352.

The previous prime is 130638499. The next prime is 130638511. The reversal of 130638504 is 405836031.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 93154 + ... + 94545.

It is an arithmetic number, because the mean of its divisors is an integer number (10558125).

Almost surely, 2^130638504 is an apocalyptic number.

It is an amenable number.

130638504 is an abundant number, since it is smaller than the sum of its proper divisors (207221496).

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

130638504 is a wasteful number, since it uses less digits than its factorization.

130638504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187737 (or 187733 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 130638504 is about 11429.7202065492. The cubic root of 130638504 is about 507.4077148640.

The spelling of 130638504 in words is "one hundred thirty million, six hundred thirty-eight thousand, five hundred four".