118923999 has 8 divisors (see below), whose sum is σ = 161253120. Its totient is φ = 77938776.

The previous prime is 118923991. The next prime is 118924009. The reversal of 118923999 is 999329811.

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

It is not a de Polignac number, because 118923999 - 2³ = 118923991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118923991) 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, 335767 + ... + 336120.

It is an arithmetic number, because the mean of its divisors is an integer number (20156640).

Almost surely, 2^118923999 is an apocalyptic number.

118923999 is a deficient number, since it is larger than the sum of its proper divisors (42329121).

118923999 is an equidigital number, since it uses as much as digits as its factorization.

118923999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671949.

The product of its digits is 314928, while the sum is 51.

The square root of 118923999 is about 10905.2280581380. The cubic root of 118923999 is about 491.7637382723.

The spelling of 118923999 in words is "one hundred eighteen million, nine hundred twenty-three thousand, nine hundred ninety-nine".