130318724 has 48 divisors (see below), whose sum is σ = 241230528. Its totient is φ = 61544448.

The previous prime is 130318723. The next prime is 130318757. The reversal of 130318724 is 427813031.

It is not an unprimeable number, because it can be changed into a prime (130318723) 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, 1217879 + ... + 1217985.

It is an arithmetic number, because the mean of its divisors is an integer number (5025636).

Almost surely, 2^130318724 is an apocalyptic number.

It is an amenable number.

130318724 is a deficient number, since it is larger than the sum of its proper divisors (110911804).

130318724 is a wasteful number, since it uses less digits than its factorization.

130318724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324 (or 322 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 130318724 is about 11415.7226665682. The cubic root of 130318724 is about 506.9933617494.

The spelling of 130318724 in words is "one hundred thirty million, three hundred eighteen thousand, seven hundred twenty-four".