315344344429 has 2 divisors, whose sum is σ = 315344344430. Its totient is φ = 315344344428.

The previous prime is 315344344339. The next prime is 315344344463. The reversal of 315344344429 is 924443443513.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 202790804329 + 112553540100 = 450323^2 + 335490^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-315344344429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (315344342429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157672172214 + 157672172215.

It is an arithmetic number, because the mean of its divisors is an integer number (157672172215).

Almost surely, 2^315344344429 is an apocalyptic number.

It is an amenable number.

315344344429 is a deficient number, since it is larger than the sum of its proper divisors (1).

315344344429 is an equidigital number, since it uses as much as digits as its factorization.

315344344429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2488320, while the sum is 46.

The spelling of 315344344429 in words is "three hundred fifteen billion, three hundred forty-four million, three hundred forty-four thousand, four hundred twenty-nine".