117994423 has 4 divisors (see below), whose sum is σ = 118163448. Its totient is φ = 117825400.

The previous prime is 117994421. The next prime is 117994453. The reversal of 117994423 is 324499711.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 117994423 - 2¹ = 117994421 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 (117994421) 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, 83461 + ... + 84862.

It is an arithmetic number, because the mean of its divisors is an integer number (29540862).

Almost surely, 2^117994423 is an apocalyptic number.

117994423 is a deficient number, since it is larger than the sum of its proper divisors (169025).

117994423 is an equidigital number, since it uses as much as digits as its factorization.

117994423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169024.

The product of its digits is 54432, while the sum is 40.

The square root of 117994423 is about 10862.5237859348. The cubic root of 117994423 is about 490.4790857850.

The spelling of 117994423 in words is "one hundred seventeen million, nine hundred ninety-four thousand, four hundred twenty-three".