118227389 has 8 divisors (see below), whose sum is σ = 135359040. Its totient is φ = 101156256.

The previous prime is 118227379. The next prime is 118227391. The reversal of 118227389 is 983722811.

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

It is a cyclic number.

It is not a de Polignac number, because 118227389 - 2⁸ = 118227133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118227349) 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, 10859 + ... + 18824.

It is an arithmetic number, because the mean of its divisors is an integer number (16919880).

Almost surely, 2^118227389 is an apocalyptic number.

It is an amenable number.

118227389 is a deficient number, since it is larger than the sum of its proper divisors (17131651).

118227389 is an equidigital number, since it uses as much as digits as its factorization.

118227389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30259.

The product of its digits is 48384, while the sum is 41.

The square root of 118227389 is about 10873.2418808744. The cubic root of 118227389 is about 490.8016711788.

The spelling of 118227389 in words is "one hundred eighteen million, two hundred twenty-seven thousand, three hundred eighty-nine".