117324346721 has 4 divisors (see below), whose sum is σ = 117630676992. Its totient is φ = 117018016452.

The previous prime is 117324346709. The next prime is 117324346729. The reversal of 117324346721 is 127643423711.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 117324346721 - 2²⁶ = 117257237857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117324346729) 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, 153164561 + ... + 153165326.

It is an arithmetic number, because the mean of its divisors is an integer number (29407669248).

Almost surely, 2^117324346721 is an apocalyptic number.

It is an amenable number.

117324346721 is a deficient number, since it is larger than the sum of its proper divisors (306330271).

117324346721 is an equidigital number, since it uses as much as digits as its factorization.

117324346721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306330270.

The product of its digits is 169344, while the sum is 41.

The spelling of 117324346721 in words is "one hundred seventeen billion, three hundred twenty-four million, three hundred forty-six thousand, seven hundred twenty-one".