117274827517 has 4 divisors (see below), whose sum is σ = 123447186880. Its totient is φ = 111102468156.

The previous prime is 117274827493. The next prime is 117274827557. The reversal of 117274827517 is 715728472711.

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 not a de Polignac number, because 117274827517 - 2⁷ = 117274827389 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 (117274827557) 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, 3086179653 + ... + 3086179690.

It is an arithmetic number, because the mean of its divisors is an integer number (30861796720).

Almost surely, 2^117274827517 is an apocalyptic number.

It is an amenable number.

117274827517 is a deficient number, since it is larger than the sum of its proper divisors (6172359363).

117274827517 is an equidigital number, since it uses as much as digits as its factorization.

117274827517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6172359362.

The product of its digits is 1536640, while the sum is 52.

The spelling of 117274827517 in words is "one hundred seventeen billion, two hundred seventy-four million, eight hundred twenty-seven thousand, five hundred seventeen".