118488859 has 4 divisors (see below), whose sum is σ = 118669320. Its totient is φ = 118308400.

The previous prime is 118488829. The next prime is 118488869. The reversal of 118488859 is 958884811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 958884811 = 5501 ⋅174311.

It is a cyclic number.

It is not a de Polignac number, because 118488859 - 2⁹ = 118488347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118488829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89242 + ... + 90559.

It is an arithmetic number, because the mean of its divisors is an integer number (29667330).

Almost surely, 2^118488859 is an apocalyptic number.

118488859 is a deficient number, since it is larger than the sum of its proper divisors (180461).

118488859 is an equidigital number, since it uses as much as digits as its factorization.

118488859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180460.

The product of its digits is 737280, while the sum is 52.

The square root of 118488859 is about 10885.2587934325. The cubic root of 118488859 is about 491.1632214250.

The spelling of 118488859 in words is "one hundred eighteen million, four hundred eighty-eight thousand, eight hundred fifty-nine".