1312351504 has 20 divisors (see below), whose sum is σ = 2578495680. Its totient is φ = 646933280.

The previous prime is 1312351463. The next prime is 1312351511. The reversal of 1312351504 is 4051532131.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 576484 + ... + 578755.

It is an arithmetic number, because the mean of its divisors is an integer number (128924784).

Almost surely, 2^1312351504 is an apocalyptic number.

It is an amenable number.

1312351504 is a deficient number, since it is larger than the sum of its proper divisors (1266144176).

1312351504 is a wasteful number, since it uses less digits than its factorization.

1312351504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155318 (or 1155312 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 1312351504 is about 36226.3923679960. The cubic root of 1312351504 is about 1094.8384919179.

Adding to 1312351504 its reverse (4051532131), we get a palindrome (5363883635).

The spelling of 1312351504 in words is "one billion, three hundred twelve million, three hundred fifty-one thousand, five hundred four".