118838873 has 4 divisors (see below), whose sum is σ = 118882020. Its totient is φ = 118795728.

The previous prime is 118838849. The next prime is 118838887. The reversal of 118838873 is 378838811.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9259849 + 109579024 = 3043^2 + 10468^2 .

It is a cyclic number.

It is not a de Polignac number, because 118838873 - 2⁶ = 118838809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118838893) 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, 17138 + ... + 23051.

It is an arithmetic number, because the mean of its divisors is an integer number (29720505).

Almost surely, 2^118838873 is an apocalyptic number.

It is an amenable number.

118838873 is a deficient number, since it is larger than the sum of its proper divisors (43147).

118838873 is an equidigital number, since it uses as much as digits as its factorization.

118838873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43146.

The product of its digits is 258048, while the sum is 47.

The square root of 118838873 is about 10901.3243690847. The cubic root of 118838873 is about 491.6463751592.

The spelling of 118838873 in words is "one hundred eighteen million, eight hundred thirty-eight thousand, eight hundred seventy-three".