117789183 has 6 divisors (see below), whose sum is σ = 170139944. Its totient is φ = 78526116.

The previous prime is 117789163. The next prime is 117789247. The reversal of 117789183 is 381987711.

It is a happy number.

It is not a de Polignac number, because 117789183 - 2¹⁰ = 117788159 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 (117789103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6543835 + ... + 6543852.

Almost surely, 2^117789183 is an apocalyptic number.

117789183 is a deficient number, since it is larger than the sum of its proper divisors (52350761).

117789183 is a wasteful number, since it uses less digits than its factorization.

117789183 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13087693 (or 13087690 counting only the distinct ones).

The product of its digits is 84672, while the sum is 45.

The square root of 117789183 is about 10853.0725142699. The cubic root of 117789183 is about 490.1945402737.

The spelling of 117789183 in words is "one hundred seventeen million, seven hundred eighty-nine thousand, one hundred eighty-three".