315986063 has 4 divisors (see below), whose sum is σ = 319793208. Its totient is φ = 312178920.

The previous prime is 315986051. The next prime is 315986071. The reversal of 315986063 is 360689513.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 315986063 - 2²⁶ = 248877199 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 315986063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315986023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1903448 + ... + 1903613.

It is an arithmetic number, because the mean of its divisors is an integer number (79948302).

Almost surely, 2^315986063 is an apocalyptic number.

315986063 is a deficient number, since it is larger than the sum of its proper divisors (3807145).

315986063 is an equidigital number, since it uses as much as digits as its factorization.

315986063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3807144.

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 315986063 is about 17775.9968215569. The cubic root of 315986063 is about 681.1184470274.

The spelling of 315986063 in words is "three hundred fifteen million, nine hundred eighty-six thousand, sixty-three".