117172113 has 8 divisors (see below), whose sum is σ = 156434688. Its totient is φ = 78012144.

The previous prime is 117172039. The next prime is 117172117. The reversal of 117172113 is 311271711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 117172113 - 2²⁰ = 116123537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (117172117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22945 + ... + 27582.

It is an arithmetic number, because the mean of its divisors is an integer number (19554336).

Almost surely, 2^117172113 is an apocalyptic number.

It is an amenable number.

117172113 is a deficient number, since it is larger than the sum of its proper divisors (39262575).

117172113 is an equidigital number, since it uses as much as digits as its factorization.

117172113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51303.

The product of its digits is 294, while the sum is 24.

The square root of 117172113 is about 10824.6068288876. The cubic root of 117172113 is about 489.3370362288.

The spelling of 117172113 in words is "one hundred seventeen million, one hundred seventy-two thousand, one hundred thirteen".