117196665 has 8 divisors (see below), whose sum is σ = 187514688. Its totient is φ = 62504880.

The previous prime is 117196619. The next prime is 117196697. The reversal of 117196665 is 566691711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 117196665 - 2⁹ = 117196153 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3906541 + ... + 3906570.

It is an arithmetic number, because the mean of its divisors is an integer number (23439336).

Almost surely, 2^117196665 is an apocalyptic number.

117196665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

117196665 is a deficient number, since it is larger than the sum of its proper divisors (70318023).

117196665 is an equidigital number, since it uses as much as digits as its factorization.

117196665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7813119.

The product of its digits is 68040, while the sum is 42.

The square root of 117196665 is about 10825.7408522466. The cubic root of 117196665 is about 489.3712120622.

The spelling of 117196665 in words is "one hundred seventeen million, one hundred ninety-six thousand, six hundred sixty-five".