315366945 has 64 divisors (see below), whose sum is σ = 537698304. Its totient is φ = 157651200.

The previous prime is 315366943. The next prime is 315366971. The reversal of 315366945 is 549663513.

It is not a de Polignac number, because 315366945 - 2¹ = 315366943 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 315366897 and 315366906.

It is not an unprimeable number, because it can be changed into a prime (315366941) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3061764 + ... + 3061866.

It is an arithmetic number, because the mean of its divisors is an integer number (8401536).

Almost surely, 2^315366945 is an apocalyptic number.

It is an amenable number.

315366945 is a deficient number, since it is larger than the sum of its proper divisors (222331359).

315366945 is a wasteful number, since it uses less digits than its factorization.

315366945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302.

The product of its digits is 291600, while the sum is 42.

The square root of 315366945 is about 17758.5738447658. The cubic root of 315366945 is about 680.6733130477.

The spelling of 315366945 in words is "three hundred fifteen million, three hundred sixty-six thousand, nine hundred forty-five".