117158902 has 24 divisors (see below), whose sum is σ = 215193240. Its totient is φ = 47567520.

The previous prime is 117158879. The next prime is 117158903. The reversal of 117158902 is 209851711.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117158903) 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, 29599 + ... + 33322.

It is an arithmetic number, because the mean of its divisors is an integer number (8966385).

Almost surely, 2^117158902 is an apocalyptic number.

117158902 is a deficient number, since it is larger than the sum of its proper divisors (98034338).

117158902 is a wasteful number, since it uses less digits than its factorization.

117158902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62956 (or 62949 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 34.

The square root of 117158902 is about 10823.9965816698. The cubic root of 117158902 is about 489.3186448374.

The spelling of 117158902 in words is "one hundred seventeen million, one hundred fifty-eight thousand, nine hundred two".