312113756365 has 4 divisors (see below), whose sum is σ = 374536507644. Its totient is φ = 249691005088.

The previous prime is 312113756263. The next prime is 312113756411. The reversal of 312113756365 is 563657311213.

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

It can be written as a sum of positive squares in 2 ways, for example, as 69716065444 + 242397690921 = 264038^2 + 492339^2 .

It is a cyclic number.

It is not a de Polignac number, because 312113756365 - 2¹¹ = 312113754317 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 31211375632 + ... + 31211375641.

It is an arithmetic number, because the mean of its divisors is an integer number (93634126911).

Almost surely, 2^312113756365 is an apocalyptic number.

It is an amenable number.

312113756365 is a deficient number, since it is larger than the sum of its proper divisors (62422751279).

312113756365 is an equidigital number, since it uses as much as digits as its factorization.

312113756365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62422751278.

The product of its digits is 340200, while the sum is 43.

The spelling of 312113756365 in words is "three hundred twelve billion, one hundred thirteen million, seven hundred fifty-six thousand, three hundred sixty-five".