117678607 has 12 divisors (see below), whose sum is σ = 129061296. Its totient is φ = 106924160.

The previous prime is 117678601. The next prime is 117678619. The reversal of 117678607 is 706876711.

It is not a de Polignac number, because 117678607 - 2¹⁹ = 117154319 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 (117678601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10182 + ... + 18412.

It is an arithmetic number, because the mean of its divisors is an integer number (10755108).

Almost surely, 2^117678607 is an apocalyptic number.

117678607 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

117678607 is a deficient number, since it is larger than the sum of its proper divisors (11382689).

117678607 is an equidigital number, since it uses as much as digits as its factorization.

117678607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8306 (or 8277 counting only the distinct ones).

The product of its (nonzero) digits is 98784, while the sum is 43.

The square root of 117678607 is about 10847.9770925274. The cubic root of 117678607 is about 490.0411002593.

The spelling of 117678607 in words is "one hundred seventeen million, six hundred seventy-eight thousand, six hundred seven".