315332400541 has 2 divisors, whose sum is σ = 315332400542. Its totient is φ = 315332400540.

The previous prime is 315332400511. The next prime is 315332400553. The reversal of 315332400541 is 145004233513.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 270638212441 + 44694188100 = 520229^2 + 211410^2 .

It is an emirp because it is prime and its reverse (145004233513) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-315332400541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (315332400511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157666200270 + 157666200271.

It is an arithmetic number, because the mean of its divisors is an integer number (157666200271).

Almost surely, 2^315332400541 is an apocalyptic number.

It is an amenable number.

315332400541 is a deficient number, since it is larger than the sum of its proper divisors (1).

315332400541 is an equidigital number, since it uses as much as digits as its factorization.

315332400541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 31.

The spelling of 315332400541 in words is "three hundred fifteen billion, three hundred thirty-two million, four hundred thousand, five hundred forty-one".