118318272 has 56 divisors (see below), whose sum is σ = 316327536. Its totient is φ = 39026688.

The previous prime is 118318271. The next prime is 118318273. The reversal of 118318272 is 272813811.

It is an interprime number because it is at equal distance from previous prime (118318271) and next prime (118318273).

It is not an unprimeable number, because it can be changed into a prime (118318271) 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, 15448 + ... + 21800.

It is an arithmetic number, because the mean of its divisors is an integer number (5648706).

Almost surely, 2^118318272 is an apocalyptic number.

118318272 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 118318272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158163768).

118318272 is an abundant number, since it is smaller than the sum of its proper divisors (198009264).

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

118318272 is an equidigital number, since it uses as much as digits as its factorization.

118318272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6465 (or 6455 counting only the distinct ones).

The product of its digits is 5376, while the sum is 33.

The square root of 118318272 is about 10877.4202824015. The cubic root of 118318272 is about 490.9274009382.

The spelling of 118318272 in words is "one hundred eighteen million, three hundred eighteen thousand, two hundred seventy-two".