117117835 has 4 divisors (see below), whose sum is σ = 140541408. Its totient is φ = 93694264.

The previous prime is 117117829. The next prime is 117117841. The reversal of 117117835 is 538711711.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (117117829) and next prime (117117841).

It is a cyclic number.

It is not a de Polignac number, because 117117835 - 2³ = 117117827 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 117117835.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11711779 + ... + 11711788.

It is an arithmetic number, because the mean of its divisors is an integer number (35135352).

Almost surely, 2^117117835 is an apocalyptic number.

117117835 is a deficient number, since it is larger than the sum of its proper divisors (23423573).

117117835 is an equidigital number, since it uses as much as digits as its factorization.

117117835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23423572.

The product of its digits is 5880, while the sum is 34.

The square root of 117117835 is about 10822.0993804345. The cubic root of 117117835 is about 489.2614655228.

The spelling of 117117835 in words is "one hundred seventeen million, one hundred seventeen thousand, eight hundred thirty-five".