118078887 has 16 divisors (see below), whose sum is σ = 161118720. Its totient is φ = 76900032.

The previous prime is 118078879. The next prime is 118078921. The reversal of 118078887 is 788870811.

It is a happy number.

It is not a de Polignac number, because 118078887 - 2³ = 118078879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118078087) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20914 + ... + 25952.

It is an arithmetic number, because the mean of its divisors is an integer number (10069920).

Almost surely, 2^118078887 is an apocalyptic number.

118078887 is a deficient number, since it is larger than the sum of its proper divisors (43039833).

118078887 is a wasteful number, since it uses less digits than its factorization.

118078887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5222.

The product of its (nonzero) digits is 200704, while the sum is 48.

The square root of 118078887 is about 10866.4109530240. The cubic root of 118078887 is about 490.5960911578.

The spelling of 118078887 in words is "one hundred eighteen million, seventy-eight thousand, eight hundred eighty-seven".