315011555515457 has 2 divisors, whose sum is σ = 315011555515458. Its totient is φ = 315011555515456.

The previous prime is 315011555515441. The next prime is 315011555515663. The reversal of 315011555515457 is 754515555110513.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 213517294797361 + 101494260718096 = 14612231^2 + 10074436^2 .

It is a cyclic number.

It is not a de Polignac number, because 315011555515457 - 2⁴ = 315011555515441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 315011555515399 and 315011555515408.

It is not a weakly prime, because it can be changed into another prime (315011555517457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157505777757728 + 157505777757729.

It is an arithmetic number, because the mean of its divisors is an integer number (157505777757729).

Almost surely, 2^{315011555515457} is an apocalyptic number.

It is an amenable number.

315011555515457 is a deficient number, since it is larger than the sum of its proper divisors (1).

315011555515457 is an equidigital number, since it uses as much as digits as its factorization.

315011555515457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6562500, while the sum is 53.

The spelling of 315011555515457 in words is "three hundred fifteen trillion, eleven billion, five hundred fifty-five million, five hundred fifteen thousand, four hundred fifty-seven".