117789065 has 8 divisors (see below), whose sum is σ = 141413568. Its totient is φ = 94186800.

The previous prime is 117789059. The next prime is 117789101. The reversal of 117789065 is 560987711.

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

It is not a de Polignac number, because 117789065 - 2¹² = 117784969 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10124 + ... + 18386.

It is an arithmetic number, because the mean of its divisors is an integer number (17676696).

Almost surely, 2^117789065 is an apocalyptic number.

It is an amenable number.

117789065 is a deficient number, since it is larger than the sum of its proper divisors (23624503).

117789065 is an equidigital number, since it uses as much as digits as its factorization.

117789065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11119.

The product of its (nonzero) digits is 105840, while the sum is 44.

The square root of 117789065 is about 10853.0670780199. The cubic root of 117789065 is about 490.1943765830.

The spelling of 117789065 in words is "one hundred seventeen million, seven hundred eighty-nine thousand, sixty-five".