315340005 has 32 divisors (see below), whose sum is σ = 528353280. Its totient is φ = 160297280.

The previous prime is 315339961. The next prime is 315340009. The reversal of 315340005 is 500043513.

It is not a de Polignac number, because 315340005 - 2¹⁴ = 315323621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315340009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 105826 + ... + 108764.

It is an arithmetic number, because the mean of its divisors is an integer number (16511040).

Almost surely, 2^315340005 is an apocalyptic number.

It is an amenable number.

315340005 is a deficient number, since it is larger than the sum of its proper divisors (213013275).

315340005 is a wasteful number, since it uses less digits than its factorization.

315340005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3281.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 315340005 is about 17757.8153217112. The cubic root of 315340005 is about 680.6539304824.

Adding to 315340005 its reverse (500043513), we get a palindrome (815383518).

The spelling of 315340005 in words is "three hundred fifteen million, three hundred forty thousand, five".