1315472531575 has 12 divisors (see below), whose sum is σ = 1631221398720. Its totient is φ = 1052355148160.

The previous prime is 1315472531557. The next prime is 1315472531599. The reversal of 1315472531575 is 5751352745131.

It is a happy number.

It is not a de Polignac number, because 1315472531575 - 2¹⁷ = 1315472400503 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 652506 + ... + 1748344.

It is an arithmetic number, because the mean of its divisors is an integer number (135935116560).

Almost surely, 2^{1315472531575} is an apocalyptic number.

1315472531575 is a deficient number, since it is larger than the sum of its proper divisors (315748867145).

1315472531575 is a wasteful number, since it uses less digits than its factorization.

1315472531575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1143866 (or 1143861 counting only the distinct ones).

The product of its digits is 2205000, while the sum is 49.

The spelling of 1315472531575 in words is "one trillion, three hundred fifteen billion, four hundred seventy-two million, five hundred thirty-one thousand, five hundred seventy-five".