118977792 has 144 divisors (see below), whose sum is σ = 335543040. Its totient is φ = 37380096.

The previous prime is 118977773. The next prime is 118977797. The reversal of 118977792 is 297779811.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118977797) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1506009 + ... + 1506087.

It is an arithmetic number, because the mean of its divisors is an integer number (2330160).

Almost surely, 2^118977792 is an apocalyptic number.

118977792 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 118977792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167771520).

118977792 is an abundant number, since it is smaller than the sum of its proper divisors (216565248).

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

118977792 is an equidigital number, since it uses as much as digits as its factorization.

118977792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188 (or 174 counting only the distinct ones).

The product of its digits is 444528, while the sum is 51.

The square root of 118977792 is about 10907.6941651295. The cubic root of 118977792 is about 491.8378737410.

The spelling of 118977792 in words is "one hundred eighteen million, nine hundred seventy-seven thousand, seven hundred ninety-two".