118791036 has 288 divisors, whose sum is σ = 410941440. Its totient is φ = 29113344.

The previous prime is 118791031. The next prime is 118791041. The reversal of 118791036 is 630197811.

It is an interprime number because it is at equal distance from previous prime (118791031) and next prime (118791041).

It is a super-2 number, since 2×118791036² = 28222620467906592, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118791031) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1503645 + ... + 1503723.

It is an arithmetic number, because the mean of its divisors is an integer number (1426880).

Almost surely, 2^118791036 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 118791036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (205470720).

118791036 is an abundant number, since it is smaller than the sum of its proper divisors (292150404).

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

118791036 is a wasteful number, since it uses less digits than its factorization.

118791036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135 (or 121 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 36.

The square root of 118791036 is about 10899.1300570275. The cubic root of 118791036 is about 491.5803977466.

The spelling of 118791036 in words is "one hundred eighteen million, seven hundred ninety-one thousand, thirty-six".