1312885962 has 48 divisors (see below), whose sum is σ = 3099275520. Its totient is φ = 411880896.

The previous prime is 1312885957. The next prime is 1312886009. The reversal of 1312885962 is 2695882131.

1312885962 is a `hidden beast` number, since 1 + 31 + 28 + 8 + 596 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26458 + ... + 57669.

It is an arithmetic number, because the mean of its divisors is an integer number (64568240).

Almost surely, 2^1312885962 is an apocalyptic number.

1312885962 is an abundant number, since it is smaller than the sum of its proper divisors (1786389558).

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

1312885962 is a wasteful number, since it uses less digits than its factorization.

1312885962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84172 (or 84149 counting only the distinct ones).

The product of its digits is 207360, while the sum is 45.

The square root of 1312885962 is about 36233.7682555927. The cubic root of 1312885962 is about 1094.9870968643.

The spelling of 1312885962 in words is "one billion, three hundred twelve million, eight hundred eighty-five thousand, nine hundred sixty-two".