117404091 has 24 divisors (see below), whose sum is σ = 205212384. Its totient is φ = 63141120.

The previous prime is 117404069. The next prime is 117404107. The reversal of 117404091 is 190404711.

It is not a de Polignac number, because 117404091 - 2⁷ = 117403963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (117404051) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53740 + ... + 55881.

It is an arithmetic number, because the mean of its divisors is an integer number (8550516).

Almost surely, 2^117404091 is an apocalyptic number.

117404091 is a deficient number, since it is larger than the sum of its proper divisors (87808293).

117404091 is a wasteful number, since it uses less digits than its factorization.

117404091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109651 (or 109648 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

The square root of 117404091 is about 10835.3168389300. The cubic root of 117404091 is about 489.6597540767.

The spelling of 117404091 in words is "one hundred seventeen million, four hundred four thousand, ninety-one".