315465211349 has 2 divisors, whose sum is σ = 315465211350. Its totient is φ = 315465211348.

The previous prime is 315465211291. The next prime is 315465211421. The reversal of 315465211349 is 943112564513.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 231832620100 + 83632591249 = 481490^2 + 289193^2 .

It is a cyclic number.

It is not a de Polignac number, because 315465211349 - 2²⁰ = 315464162773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (315465231349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157732605674 + 157732605675.

It is an arithmetic number, because the mean of its divisors is an integer number (157732605675).

Almost surely, 2^315465211349 is an apocalyptic number.

It is an amenable number.

315465211349 is a deficient number, since it is larger than the sum of its proper divisors (1).

315465211349 is an equidigital number, since it uses as much as digits as its factorization.

315465211349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 388800, while the sum is 44.

The spelling of 315465211349 in words is "three hundred fifteen billion, four hundred sixty-five million, two hundred eleven thousand, three hundred forty-nine".