118545042 has 64 divisors (see below), whose sum is σ = 300672000. Its totient is φ = 30262080.

The previous prime is 118545019. The next prime is 118545061. The reversal of 118545042 is 240545811.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25084 + ... + 29432.

It is an arithmetic number, because the mean of its divisors is an integer number (4698000).

Almost surely, 2^118545042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 118545042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150336000).

118545042 is an abundant number, since it is smaller than the sum of its proper divisors (182126958).

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

118545042 is a wasteful number, since it uses less digits than its factorization.

118545042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4431.

The product of its (nonzero) digits is 6400, while the sum is 30.

The square root of 118545042 is about 10887.8391795618. The cubic root of 118545042 is about 491.2408395886.

The spelling of 118545042 in words is "one hundred eighteen million, five hundred forty-five thousand, forty-two".