315404459 has 2 divisors, whose sum is σ = 315404460. Its totient is φ = 315404458.

The previous prime is 315404429. The next prime is 315404533. The reversal of 315404459 is 954404513.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 315404459 - 2¹² = 315400363 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (315404429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157702229 + 157702230.

It is an arithmetic number, because the mean of its divisors is an integer number (157702230).

Almost surely, 2^315404459 is an apocalyptic number.

315404459 is a deficient number, since it is larger than the sum of its proper divisors (1).

315404459 is an equidigital number, since it uses as much as digits as its factorization.

315404459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 315404459 is about 17759.6300355610. The cubic root of 315404459 is about 680.7003014673.

The spelling of 315404459 in words is "three hundred fifteen million, four hundred four thousand, four hundred fifty-nine".