117081417 has 4 divisors (see below), whose sum is σ = 156108560. Its totient is φ = 78054276.

The previous prime is 117081409. The next prime is 117081421. The reversal of 117081417 is 714180711.

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 117081417 - 2³ = 117081409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117081457) 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, 19513567 + ... + 19513572.

It is an arithmetic number, because the mean of its divisors is an integer number (39027140).

Almost surely, 2^117081417 is an apocalyptic number.

It is an amenable number.

117081417 is a deficient number, since it is larger than the sum of its proper divisors (39027143).

117081417 is an equidigital number, since it uses as much as digits as its factorization.

117081417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39027142.

The product of its (nonzero) digits is 1568, while the sum is 30.

The square root of 117081417 is about 10820.4166740473. The cubic root of 117081417 is about 489.2107480233.

The spelling of 117081417 in words is "one hundred seventeen million, eighty-one thousand, four hundred seventeen".