118173159 has 48 divisors (see below), whose sum is σ = 191038848. Its totient is φ = 69926976.

The previous prime is 118173157. The next prime is 118173163. The reversal of 118173159 is 951371811.

It is not a de Polignac number, because 118173159 - 2¹ = 118173157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118173151) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 417432 + ... + 417714.

It is an arithmetic number, because the mean of its divisors is an integer number (3979976).

Almost surely, 2^118173159 is an apocalyptic number.

118173159 is a deficient number, since it is larger than the sum of its proper divisors (72865689).

118173159 is a wasteful number, since it uses less digits than its factorization.

118173159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428 (or 425 counting only the distinct ones).

The product of its digits is 7560, while the sum is 36.

The square root of 118173159 is about 10870.7478583582. The cubic root of 118173159 is about 490.7266173766.

The spelling of 118173159 in words is "one hundred eighteen million, one hundred seventy-three thousand, one hundred fifty-nine".