117889508 has 12 divisors (see below), whose sum is σ = 225061872. Its totient is φ = 53586120.

The previous prime is 117889507. The next prime is 117889517. The reversal of 117889508 is 805988711.

It is not an unprimeable number, because it can be changed into a prime (117889507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1339610 + ... + 1339697.

It is an arithmetic number, because the mean of its divisors is an integer number (18755156).

Almost surely, 2^117889508 is an apocalyptic number.

It is an amenable number.

117889508 is a deficient number, since it is larger than the sum of its proper divisors (107172364).

117889508 is a wasteful number, since it uses less digits than its factorization.

117889508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2679322 (or 2679320 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 47.

The square root of 117889508 is about 10857.6934935556. The cubic root of 117889508 is about 490.3336724934. Note that the first 3 decimals are identical.

The spelling of 117889508 in words is "one hundred seventeen million, eight hundred eighty-nine thousand, five hundred eight".