117042599 has 4 divisors (see below), whose sum is σ = 117199200. Its totient is φ = 116886000.

The previous prime is 117042589. The next prime is 117042613. The reversal of 117042599 is 995240711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 995240711 = 1327 ⋅749993.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117042599 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 (117042589) 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 3 ways as a sum of consecutive naturals, for example, 77174 + ... + 78675.

It is an arithmetic number, because the mean of its divisors is an integer number (29299800).

Almost surely, 2^117042599 is an apocalyptic number.

117042599 is a deficient number, since it is larger than the sum of its proper divisors (156601).

117042599 is an equidigital number, since it uses as much as digits as its factorization.

117042599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156600.

The product of its (nonzero) digits is 22680, while the sum is 38.

The square root of 117042599 is about 10818.6227866582. The cubic root of 117042599 is about 489.1566765848.

The spelling of 117042599 in words is "one hundred seventeen million, forty-two thousand, five hundred ninety-nine".