130639532 has 12 divisors (see below), whose sum is σ = 228716376. Its totient is φ = 65292000.

The previous prime is 130639529. The next prime is 130639589. The reversal of 130639532 is 235936031.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6563 + ... + 17445.

It is an arithmetic number, because the mean of its divisors is an integer number (19059698).

Almost surely, 2^130639532 is an apocalyptic number.

It is an amenable number.

130639532 is a deficient number, since it is larger than the sum of its proper divisors (98076844).

130639532 is a wasteful number, since it uses less digits than its factorization.

130639532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13888 (or 13886 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 32.

The square root of 130639532 is about 11429.7651769404. The cubic root of 130639532 is about 507.4090457982.

The spelling of 130639532 in words is "one hundred thirty million, six hundred thirty-nine thousand, five hundred thirty-two".