117797712 has 20 divisors (see below), whose sum is σ = 304310880. Its totient is φ = 39265888.

The previous prime is 117797711. The next prime is 117797731. The reversal of 117797712 is 217797711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117797711) 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, 1227012 + ... + 1227107.

It is an arithmetic number, because the mean of its divisors is an integer number (15215544).

Almost surely, 2^117797712 is an apocalyptic number.

117797712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

117797712 is an abundant number, since it is smaller than the sum of its proper divisors (186513168).

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

117797712 is a wasteful number, since it uses less digits than its factorization.

117797712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2454130 (or 2454124 counting only the distinct ones).

The product of its digits is 43218, while the sum is 42.

The square root of 117797712 is about 10853.4654373615. The cubic root of 117797712 is about 490.2063714912.

Subtracting 117797712 from its reverse (217797711), we obtain a palindrome (99999999).

It can be divided in two parts, 11779 and 7712, that added together give a palindrome (19491).

The spelling of 117797712 in words is "one hundred seventeen million, seven hundred ninety-seven thousand, seven hundred twelve".