117005112 has 48 divisors (see below), whose sum is σ = 362160240. Its totient is φ = 33429888.

The previous prime is 117005093. The next prime is 117005113. The reversal of 117005112 is 211500711.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117005113) 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, 115573 + ... + 116580.

It is an arithmetic number, because the mean of its divisors is an integer number (7545005).

Almost surely, 2^117005112 is an apocalyptic number.

117005112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

117005112 is an abundant number, since it is smaller than the sum of its proper divisors (245155128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117005112 is a wasteful number, since it uses less digits than its factorization.

117005112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232172 (or 232165 counting only the distinct ones).

The product of its (nonzero) digits is 70, while the sum is 18.

The square root of 117005112 is about 10816.8901260945. The cubic root of 117005112 is about 489.1044478107.

Adding to 117005112 its reverse (211500711), we get a palindrome (328505823).

The spelling of 117005112 in words is "one hundred seventeen million, five thousand, one hundred twelve".