315984755 has 4 divisors (see below), whose sum is σ = 379181712. Its totient is φ = 252787800.

The previous prime is 315984751. The next prime is 315984761. The reversal of 315984755 is 557489513.

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

It is not a de Polignac number, because 315984755 - 2² = 315984751 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (315984751) 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, 31598471 + ... + 31598480.

It is an arithmetic number, because the mean of its divisors is an integer number (94795428).

Almost surely, 2^315984755 is an apocalyptic number.

315984755 is a deficient number, since it is larger than the sum of its proper divisors (63196957).

315984755 is an equidigital number, since it uses as much as digits as its factorization.

315984755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63196956.

The product of its digits is 756000, while the sum is 47.

The square root of 315984755 is about 17775.9600303331. The cubic root of 315984755 is about 681.1175072137.

The spelling of 315984755 in words is "three hundred fifteen million, nine hundred eighty-four thousand, seven hundred fifty-five".