397645114307 has 4 divisors (see below), whose sum is σ = 454451559216. Its totient is φ = 340838669400.

The previous prime is 397645114301. The next prime is 397645114397. The reversal of 397645114307 is 703411546793.

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 397645114307 - 2²² = 397640920003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (397645114301) 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, 28403222444 + ... + 28403222457.

It is an arithmetic number, because the mean of its divisors is an integer number (113612889804).

Almost surely, 2^397645114307 is an apocalyptic number.

397645114307 is a deficient number, since it is larger than the sum of its proper divisors (56806444909).

397645114307 is an equidigital number, since it uses as much as digits as its factorization.

397645114307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56806444908.

The product of its (nonzero) digits is 1905120, while the sum is 50.

The spelling of 397645114307 in words is "three hundred ninety-seven billion, six hundred forty-five million, one hundred fourteen thousand, three hundred seven".