117973173 has 8 divisors (see below), whose sum is σ = 157348000. Its totient is φ = 78623568.

The previous prime is 117973153. The next prime is 117973181. The reversal of 117973173 is 371379711.

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

It is not a de Polignac number, because 117973173 - 2²¹ = 115876021 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 (117973153) 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, 13503 + ... + 20451.

It is an arithmetic number, because the mean of its divisors is an integer number (19668500).

Almost surely, 2^117973173 is an apocalyptic number.

It is an amenable number.

117973173 is a deficient number, since it is larger than the sum of its proper divisors (39374827).

117973173 is an equidigital number, since it uses as much as digits as its factorization.

117973173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12611.

The product of its digits is 27783, while the sum is 39.

The square root of 117973173 is about 10861.5456082456. The cubic root of 117973173 is about 490.4496400252.

The spelling of 117973173 in words is "one hundred seventeen million, nine hundred seventy-three thousand, one hundred seventy-three".