315040432579 has 2 divisors, whose sum is σ = 315040432580. Its totient is φ = 315040432578.

The previous prime is 315040432517. The next prime is 315040432633. The reversal of 315040432579 is 975234040513.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 315040432579 - 2⁷ = 315040432451 is a prime.

It is not a weakly prime, because it can be changed into another prime (315040432379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157520216289 + 157520216290.

It is an arithmetic number, because the mean of its divisors is an integer number (157520216290).

Almost surely, 2^315040432579 is an apocalyptic number.

315040432579 is a deficient number, since it is larger than the sum of its proper divisors (1).

315040432579 is an equidigital number, since it uses as much as digits as its factorization.

315040432579 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 453600, while the sum is 43.

The spelling of 315040432579 in words is "three hundred fifteen billion, forty million, four hundred thirty-two thousand, five hundred seventy-nine".