117983493 has 8 divisors (see below), whose sum is σ = 174790400. Its totient is φ = 78655644.

The previous prime is 117983479. The next prime is 117983507. The reversal of 117983493 is 394389711.

117983493 is a `hidden beast` number, since 11 + 79 + 83 + 493 = 666.

It is an interprime number because it is at equal distance from previous prime (117983479) and next prime (117983507).

It is not a de Polignac number, because 117983493 - 2⁵ = 117983461 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 (117983093) 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, 2184853 + ... + 2184906.

It is an arithmetic number, because the mean of its divisors is an integer number (21848800).

Almost surely, 2^117983493 is an apocalyptic number.

It is an amenable number.

117983493 is a deficient number, since it is larger than the sum of its proper divisors (56806907).

117983493 is an equidigital number, since it uses as much as digits as its factorization.

117983493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4369768 (or 4369762 counting only the distinct ones).

The product of its digits is 163296, while the sum is 45.

The square root of 117983493 is about 10862.0206683655. The cubic root of 117983493 is about 490.4639407134.

The spelling of 117983493 in words is "one hundred seventeen million, nine hundred eighty-three thousand, four hundred ninety-three".