116117720 has 16 divisors (see below), whose sum is σ = 261264960. Its totient is φ = 46447072.

The previous prime is 116117689. The next prime is 116117761. The reversal of 116117720 is 27711611.

It is a self number, because there is not a number n which added to its sum of digits gives 116117720.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1451432 + ... + 1451511.

It is an arithmetic number, because the mean of its divisors is an integer number (16329060).

Almost surely, 2^116117720 is an apocalyptic number.

116117720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116117720 is an abundant number, since it is smaller than the sum of its proper divisors (145147240).

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

116117720 is a wasteful number, since it uses less digits than its factorization.

116117720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2902954 (or 2902950 counting only the distinct ones).

The product of its (nonzero) digits is 588, while the sum is 26.

The square root of 116117720 is about 10775.7932422630. The cubic root of 116117720 is about 487.8648174338.

It can be divided in two parts, 1161 and 17720, that added together give a palindrome (18881).

The spelling of 116117720 in words is "one hundred sixteen million, one hundred seventeen thousand, seven hundred twenty".