1312531263314 has 24 divisors (see below), whose sum is σ = 2077991026128. Its totient is φ = 621689576760.

The previous prime is 1312531263313. The next prime is 1312531263319. The reversal of 1312531263314 is 4133621352131.

It is not an unprimeable number, because it can be changed into a prime (1312531263313) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15862229 + ... + 15944759.

It is an arithmetic number, because the mean of its divisors is an integer number (86582959422).

Almost surely, 2^{1312531263314} is an apocalyptic number.

1312531263314 is a deficient number, since it is larger than the sum of its proper divisors (765459762814).

1312531263314 is a wasteful number, since it uses less digits than its factorization.

1312531263314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104598 (or 104579 counting only the distinct ones).

The product of its digits is 38880, while the sum is 35.

The spelling of 1312531263314 in words is "one trillion, three hundred twelve billion, five hundred thirty-one million, two hundred sixty-three thousand, three hundred fourteen".