117816173 has 8 divisors (see below), whose sum is σ = 121627968. Its totient is φ = 114053184.

The previous prime is 117816157. The next prime is 117816199. The reversal of 117816173 is 371618711.

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

It is a cyclic number.

It is not a de Polignac number, because 117816173 - 2⁴ = 117816157 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 (117816073) 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, 7265 + ... + 16982.

It is an arithmetic number, because the mean of its divisors is an integer number (15203496).

Almost surely, 2^117816173 is an apocalyptic number.

It is an amenable number.

117816173 is a deficient number, since it is larger than the sum of its proper divisors (3811795).

117816173 is a wasteful number, since it uses less digits than its factorization.

117816173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24403.

The product of its digits is 7056, while the sum is 35.

The square root of 117816173 is about 10854.3158697359. The cubic root of 117816173 is about 490.2319781773.

The spelling of 117816173 in words is "one hundred seventeen million, eight hundred sixteen thousand, one hundred seventy-three".