315504133594319 has 2 divisors, whose sum is σ = 315504133594320. Its totient is φ = 315504133594318.

The previous prime is 315504133594249. The next prime is 315504133594339. The reversal of 315504133594319 is 913495331405513.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 315504133594319 - 2¹² = 315504133590223 is a prime.

It is a super-2 number, since 2×315504133594319² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (315504133594339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157752066797159 + 157752066797160.

It is an arithmetic number, because the mean of its divisors is an integer number (157752066797160).

Almost surely, 2^{315504133594319} is an apocalyptic number.

315504133594319 is a deficient number, since it is larger than the sum of its proper divisors (1).

315504133594319 is an equidigital number, since it uses as much as digits as its factorization.

315504133594319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13122000, while the sum is 56.

The spelling of 315504133594319 in words is "three hundred fifteen trillion, five hundred four billion, one hundred thirty-three million, five hundred ninety-four thousand, three hundred nineteen".