315377155 has 8 divisors (see below), whose sum is σ = 383637312. Its totient is φ = 248845248.

The previous prime is 315377147. The next prime is 315377171. The reversal of 315377155 is 551773513.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 315377155 - 2³ = 315377147 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 431659 + ... + 432388.

It is an arithmetic number, because the mean of its divisors is an integer number (47954664).

Almost surely, 2^315377155 is an apocalyptic number.

315377155 is a deficient number, since it is larger than the sum of its proper divisors (68260157).

315377155 is an equidigital number, since it uses as much as digits as its factorization.

315377155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 864125.

The product of its digits is 55125, while the sum is 37.

The square root of 315377155 is about 17758.8613092169. The cubic root of 315377155 is about 680.6806585645.

It can be divided in two parts, 3153 and 77155, that added together give a palindrome (80308).

The spelling of 315377155 in words is "three hundred fifteen million, three hundred seventy-seven thousand, one hundred fifty-five".