118255873 has 4 divisors (see below), whose sum is σ = 118964160. Its totient is φ = 117547588.

The previous prime is 118255861. The next prime is 118255909. The reversal of 118255873 is 378552811.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118255873 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118255853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353893 + ... + 354226.

It is an arithmetic number, because the mean of its divisors is an integer number (29741040).

Almost surely, 2^118255873 is an apocalyptic number.

It is an amenable number.

118255873 is a deficient number, since it is larger than the sum of its proper divisors (708287).

118255873 is an equidigital number, since it uses as much as digits as its factorization.

118255873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708286.

The product of its digits is 67200, while the sum is 40.

The square root of 118255873 is about 10874.5516229406. The cubic root of 118255873 is about 490.8410835697.

The spelling of 118255873 in words is "one hundred eighteen million, two hundred fifty-five thousand, eight hundred seventy-three".