1316189996 has 24 divisors (see below), whose sum is σ = 2621977344. Its totient is φ = 572256080.

The previous prime is 1316189989. The next prime is 1316190041. The reversal of 1316189996 is 6999816131.

It is a happy number.

It is a super-2 number, since 2×1316189996² = 3464712211140960032, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 649280 + ... + 651303.

It is an arithmetic number, because the mean of its divisors is an integer number (109249056).

Almost surely, 2^1316189996 is an apocalyptic number.

It is an amenable number.

1316189996 is a deficient number, since it is larger than the sum of its proper divisors (1305787348).

1316189996 is a wasteful number, since it uses less digits than its factorization.

1316189996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1300621 (or 1300619 counting only the distinct ones).

The product of its digits is 629856, while the sum is 53.

The square root of 1316189996 is about 36279.3329045615. The cubic root of 1316189996 is about 1095.9048825671.

The spelling of 1316189996 in words is "one billion, three hundred sixteen million, one hundred eighty-nine thousand, nine hundred ninety-six".