1315183984 has 20 divisors (see below), whose sum is σ = 2552895880. Its totient is φ = 656372160.

The previous prime is 1315183957. The next prime is 1315183993. The reversal of 1315183984 is 4893815131.

It is a super-2 number, since 2×1315183984² = 3459417823540224512, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1315183984.

It is a congruent number.

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, 67314 + ... + 84625.

It is an arithmetic number, because the mean of its divisors is an integer number (127644794).

Almost surely, 2^1315183984 is an apocalyptic number.

It is an amenable number.

1315183984 is a deficient number, since it is larger than the sum of its proper divisors (1237711896).

1315183984 is a wasteful number, since it uses less digits than its factorization.

1315183984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152488 (or 152482 counting only the distinct ones).

The product of its digits is 103680, while the sum is 43.

The square root of 1315183984 is about 36265.4654457929. The cubic root of 1315183984 is about 1095.6255980471.

The spelling of 1315183984 in words is "one billion, three hundred fifteen million, one hundred eighty-three thousand, nine hundred eighty-four".