118229889 has 8 divisors (see below), whose sum is σ = 159170752. Its totient is φ = 78054480.

The previous prime is 118229887. The next prime is 118229927. The reversal of 118229889 is 988922811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 118229889 - 2¹ = 118229887 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118229887) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191002 + ... + 191619.

It is an arithmetic number, because the mean of its divisors is an integer number (19896344).

Almost surely, 2^118229889 is an apocalyptic number.

It is an amenable number.

118229889 is a deficient number, since it is larger than the sum of its proper divisors (40940863).

118229889 is a wasteful number, since it uses less digits than its factorization.

118229889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382727.

The product of its digits is 165888, while the sum is 48.

The square root of 118229889 is about 10873.3568413807. The cubic root of 118229889 is about 490.8051306014.

The spelling of 118229889 in words is "one hundred eighteen million, two hundred twenty-nine thousand, eight hundred eighty-nine".