130139994 has 32 divisors (see below), whose sum is σ = 269879040. Its totient is φ = 41787200.

The previous prime is 130139993. The next prime is 130140007. The reversal of 130139994 is 499931031.

It is not an unprimeable number, because it can be changed into a prime (130139993) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142399 + ... + 143309.

It is an arithmetic number, because the mean of its divisors is an integer number (8433720).

Almost surely, 2^130139994 is an apocalyptic number.

130139994 is an abundant number, since it is smaller than the sum of its proper divisors (139739046).

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

130139994 is a wasteful number, since it uses less digits than its factorization.

130139994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1766.

The product of its (nonzero) digits is 26244, while the sum is 39.

The square root of 130139994 is about 11407.8917421231. The cubic root of 130139994 is about 506.7614780058.

The spelling of 130139994 in words is "one hundred thirty million, one hundred thirty-nine thousand, nine hundred ninety-four".