118145814 has 16 divisors (see below), whose sum is σ = 238153728. Its totient is φ = 39071592.

The previous prime is 118145813. The next prime is 118145879. The reversal of 118145814 is 418541811.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118145813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76762 + ... + 78285.

It is an arithmetic number, because the mean of its divisors is an integer number (14884608).

Almost surely, 2^118145814 is an apocalyptic number.

118145814 is an abundant number, since it is smaller than the sum of its proper divisors (120007914).

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

118145814 is a wasteful number, since it uses less digits than its factorization.

118145814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155179.

The product of its digits is 5120, while the sum is 33.

The square root of 118145814 is about 10869.4900524358. The cubic root of 118145814 is about 490.6887634492.

The spelling of 118145814 in words is "one hundred eighteen million, one hundred forty-five thousand, eight hundred fourteen".