1317472642313 has 4 divisors (see below), whose sum is σ = 1374754061568. Its totient is φ = 1260191223060.

The previous prime is 1317472642273. The next prime is 1317472642351. The reversal of 1317472642313 is 3132462747131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1317472642313 - 2²⁴ = 1317455865097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1317472642363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28640709593 + ... + 28640709638.

It is an arithmetic number, because the mean of its divisors is an integer number (343688515392).

Almost surely, 2^{1317472642313} is an apocalyptic number.

It is an amenable number.

1317472642313 is a deficient number, since it is larger than the sum of its proper divisors (57281419255).

1317472642313 is an equidigital number, since it uses as much as digits as its factorization.

1317472642313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57281419254.

The product of its digits is 508032, while the sum is 44.

The spelling of 1317472642313 in words is "one trillion, three hundred seventeen billion, four hundred seventy-two million, six hundred forty-two thousand, three hundred thirteen".