117940079 has 4 divisors (see below), whose sum is σ = 118056840. Its totient is φ = 117823320.

The previous prime is 117940073. The next prime is 117940111. The reversal of 117940079 is 970049711.

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 117940079 - 2⁴ = 117940063 is a prime.

It is a super-3 number, since 3×117940079³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117940073) 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, 56852 + ... + 58889.

It is an arithmetic number, because the mean of its divisors is an integer number (29514210).

Almost surely, 2^117940079 is an apocalyptic number.

117940079 is a deficient number, since it is larger than the sum of its proper divisors (116761).

117940079 is a wasteful number, since it uses less digits than its factorization.

117940079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116760.

The product of its (nonzero) digits is 15876, while the sum is 38.

The square root of 117940079 is about 10860.0220533846. The cubic root of 117940079 is about 490.4037751959.

The spelling of 117940079 in words is "one hundred seventeen million, nine hundred forty thousand, seventy-nine".