315013235 has 4 divisors (see below), whose sum is σ = 378015888. Its totient is φ = 252010584.

The previous prime is 315013229. The next prime is 315013241. The reversal of 315013235 is 532310513.

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

It is an interprime number because it is at equal distance from previous prime (315013229) and next prime (315013241).

It is a cyclic number.

It is not a de Polignac number, because 315013235 - 2²⁰ = 313964659 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 315013235.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31501319 + ... + 31501328.

It is an arithmetic number, because the mean of its divisors is an integer number (94503972).

Almost surely, 2^315013235 is an apocalyptic number.

315013235 is a deficient number, since it is larger than the sum of its proper divisors (63002653).

315013235 is an equidigital number, since it uses as much as digits as its factorization.

315013235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63002652.

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 315013235 is about 17748.6121992679. The cubic root of 315013235 is about 680.4187407909.

Adding to 315013235 its reverse (532310513), we get a palindrome (847323748).

The spelling of 315013235 in words is "three hundred fifteen million, thirteen thousand, two hundred thirty-five".