315523142703311 has 4 divisors (see below), whose sum is σ = 319068346554000. Its totient is φ = 311977938852624.

The previous prime is 315523142703289. The next prime is 315523142703331. The reversal of 315523142703311 is 113307241325513.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-315523142703311 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 (315523142703331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1772601925211 + ... + 1772601925388.

It is an arithmetic number, because the mean of its divisors is an integer number (79767086638500).

Almost surely, 2^{315523142703311} is an apocalyptic number.

315523142703311 is a deficient number, since it is larger than the sum of its proper divisors (3545203850689).

315523142703311 is an equidigital number, since it uses as much as digits as its factorization.

315523142703311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3545203850688.

The product of its (nonzero) digits is 226800, while the sum is 41.

The spelling of 315523142703311 in words is "three hundred fifteen trillion, five hundred twenty-three billion, one hundred forty-two million, seven hundred three thousand, three hundred eleven".