1312952475 has 48 divisors (see below), whose sum is σ = 2207001600. Its totient is φ = 688638720.

The previous prime is 1312952441. The next prime is 1312952477. The reversal of 1312952475 is 5742592131.

It is not a de Polignac number, because 1312952475 - 2⁸ = 1312952219 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1312952477) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1594914 + ... + 1595736.

It is an arithmetic number, because the mean of its divisors is an integer number (45979200).

Almost surely, 2^1312952475 is an apocalyptic number.

1312952475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1312952475 is a deficient number, since it is larger than the sum of its proper divisors (894049125).

1312952475 is a wasteful number, since it uses less digits than its factorization.

1312952475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1164 (or 1159 counting only the distinct ones).

The product of its digits is 75600, while the sum is 39.

The square root of 1312952475 is about 36234.6860756375. The cubic root of 1312952475 is about 1095.0055878450.

The spelling of 1312952475 in words is "one billion, three hundred twelve million, nine hundred fifty-two thousand, four hundred seventy-five".