118113520 has 120 divisors (see below), whose sum is σ = 330782400. Its totient is φ = 39062016.

The previous prime is 118113493. The next prime is 118113529. The reversal of 118113520 is 25311811.

It is a super-3 number, since 3×118113520³ (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 118113491 and 118113500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118113529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 113161 + ... + 114199.

It is an arithmetic number, because the mean of its divisors is an integer number (2756520).

Almost surely, 2^118113520 is an apocalyptic number.

118113520 is a gapful number since it is divisible by the number (10) 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 118113520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165391200).

118113520 is an abundant number, since it is smaller than the sum of its proper divisors (212668880).

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

118113520 is a wasteful number, since it uses less digits than its factorization.

118113520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1095 (or 1082 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 22.

The square root of 118113520 is about 10868.0044166351. The cubic root of 118113520 is about 490.6440510541.

The spelling of 118113520 in words is "one hundred eighteen million, one hundred thirteen thousand, five hundred twenty".