1312676812 has 12 divisors (see below), whose sum is σ = 2334843616. Its totient is φ = 645578640.

The previous prime is 1312676809. The next prime is 1312676831. The reversal of 1312676812 is 2186762131.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2689668 + ... + 2690155.

Almost surely, 2^1312676812 is an apocalyptic number.

It is an amenable number.

1312676812 is a deficient number, since it is larger than the sum of its proper divisors (1022166804).

1312676812 is a wasteful number, since it uses less digits than its factorization.

1312676812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5379888 (or 5379886 counting only the distinct ones).

The product of its digits is 24192, while the sum is 37.

The square root of 1312676812 is about 36230.8820207292. The cubic root of 1312676812 is about 1094.9289479414.

The spelling of 1312676812 in words is "one billion, three hundred twelve million, six hundred seventy-six thousand, eight hundred twelve".