117815223 has 8 divisors (see below), whose sum is σ = 163916928. Its totient is φ = 75128504.

The previous prime is 117815213. The next prime is 117815231. The reversal of 117815223 is 322518711.

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 117815223 - 2⁴ = 117815207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117815213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 853665 + ... + 853802.

It is an arithmetic number, because the mean of its divisors is an integer number (20489616).

Almost surely, 2^117815223 is an apocalyptic number.

117815223 is a deficient number, since it is larger than the sum of its proper divisors (46101705).

117815223 is a wasteful number, since it uses less digits than its factorization.

117815223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1707493.

The product of its digits is 3360, while the sum is 30.

The square root of 117815223 is about 10854.2721082530. The cubic root of 117815223 is about 490.2306605268.

The spelling of 117815223 in words is "one hundred seventeen million, eight hundred fifteen thousand, two hundred twenty-three".