313525517122 has 8 divisors (see below), whose sum is σ = 475136608716. Its totient is φ = 155146647552.

The previous prime is 313525517117. The next prime is 313525517131. The reversal of 313525517122 is 221715525313.

It can be written as a sum of positive squares in 2 ways, for example, as 297013010121 + 16512507001 = 544989^2 + 128501^2 .

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

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, 808055263 + ... + 808055650.

Almost surely, 2^313525517122 is an apocalyptic number.

313525517122 is a deficient number, since it is larger than the sum of its proper divisors (161611091594).

313525517122 is a wasteful number, since it uses less digits than its factorization.

313525517122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1616111012.

The product of its digits is 63000, while the sum is 37.

The spelling of 313525517122 in words is "three hundred thirteen billion, five hundred twenty-five million, five hundred seventeen thousand, one hundred twenty-two".