117143663 has 24 divisors (see below), whose sum is σ = 147738528. Its totient is φ = 92062656.

The previous prime is 117143659. The next prime is 117143701. The reversal of 117143663 is 366341711.

It is not a de Polignac number, because 117143663 - 2² = 117143659 is a prime.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117143603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 109670 + ... + 110732.

It is an arithmetic number, because the mean of its divisors is an integer number (6155772).

Almost surely, 2^117143663 is an apocalyptic number.

117143663 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

117143663 is a deficient number, since it is larger than the sum of its proper divisors (30594865).

117143663 is a wasteful number, since it uses less digits than its factorization.

117143663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1263 (or 1256 counting only the distinct ones).

The product of its digits is 9072, while the sum is 32.

The square root of 117143663 is about 10823.2926136181. The cubic root of 117143663 is about 489.2974284950.

The spelling of 117143663 in words is "one hundred seventeen million, one hundred forty-three thousand, six hundred sixty-three".