1312336524 has 12 divisors (see below), whose sum is σ = 3062118584. Its totient is φ = 437445504.

The previous prime is 1312336513. The next prime is 1312336541. The reversal of 1312336524 is 4256332131.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 1312336491 and 1312336500.

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, 54680677 + ... + 54680700.

Almost surely, 2^1312336524 is an apocalyptic number.

It is an amenable number.

1312336524 is an abundant number, since it is smaller than the sum of its proper divisors (1749782060).

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

1312336524 is a wasteful number, since it uses less digits than its factorization.

1312336524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109361384 (or 109361382 counting only the distinct ones).

The product of its digits is 12960, while the sum is 30.

The square root of 1312336524 is about 36226.1856120680. The cubic root of 1312336524 is about 1094.8343261785.

Adding to 1312336524 its reverse (4256332131), we get a palindrome (5568668655).

The spelling of 1312336524 in words is "one billion, three hundred twelve million, three hundred thirty-six thousand, five hundred twenty-four".