118363720 has 32 divisors (see below), whose sum is σ = 272817720. Its totient is φ = 46190080.

The previous prime is 118363709. The next prime is 118363723. The reversal of 118363720 is 27363811.

It can be written as a sum of positive squares in 4 ways, for example, as 37039396 + 81324324 = 6086^2 + 9018^2 .

It is not an unprimeable number, because it can be changed into a prime (118363723) 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 7 ways as a sum of consecutive naturals, for example, 34447 + ... + 37726.

Almost surely, 2^118363720 is an apocalyptic number.

118363720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

118363720 is an abundant number, since it is smaller than the sum of its proper divisors (154454000).

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

118363720 is a wasteful number, since it uses less digits than its factorization.

118363720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72225 (or 72221 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 118363720 is about 10879.5091801055. The cubic root of 118363720 is about 490.9902506626.

Subtracting from 118363720 its reverse (27363811), we obtain a palindrome (90999909).

The spelling of 118363720 in words is "one hundred eighteen million, three hundred sixty-three thousand, seven hundred twenty".