315505235351 has 4 divisors (see below), whose sum is σ = 324032403912. Its totient is φ = 306978066792.

The previous prime is 315505235303. The next prime is 315505235359. The reversal of 315505235351 is 153532505513.

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 315505235351 - 2¹⁴ = 315505218967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315505235359) 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, 4263584225 + ... + 4263584298.

It is an arithmetic number, because the mean of its divisors is an integer number (81008100978).

Almost surely, 2^315505235351 is an apocalyptic number.

315505235351 is a deficient number, since it is larger than the sum of its proper divisors (8527168561).

315505235351 is an equidigital number, since it uses as much as digits as its factorization.

315505235351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8527168560.

The product of its (nonzero) digits is 168750, while the sum is 38.

The spelling of 315505235351 in words is "three hundred fifteen billion, five hundred five million, two hundred thirty-five thousand, three hundred fifty-one".