1313318116 has 12 divisors (see below), whose sum is σ = 2507243760. Its totient is φ = 596962760.

The previous prime is 1313318089. The next prime is 1313318117. The reversal of 1313318116 is 6118133131.

It is not an unprimeable number, because it can be changed into a prime (1313318117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14924026 + ... + 14924113.

It is an arithmetic number, because the mean of its divisors is an integer number (208936980).

Almost surely, 2^1313318116 is an apocalyptic number.

It is an amenable number.

1313318116 is a deficient number, since it is larger than the sum of its proper divisors (1193925644).

1313318116 is a wasteful number, since it uses less digits than its factorization.

1313318116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29848154 (or 29848152 counting only the distinct ones).

The product of its digits is 1296, while the sum is 28.

The square root of 1313318116 is about 36239.7311800184. The cubic root of 1313318116 is about 1095.1072269077.

The spelling of 1313318116 in words is "one billion, three hundred thirteen million, three hundred eighteen thousand, one hundred sixteen".