119990123 has 8 divisors (see below), whose sum is σ = 131098176. Its totient is φ = 108915400.

The previous prime is 119990083. The next prime is 119990141. The reversal of 119990123 is 321099911.

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

It is not a de Polignac number, because 119990123 - 2²⁰ = 118941547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (119990153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 473 + ... + 15498.

It is an arithmetic number, because the mean of its divisors is an integer number (16387272).

Almost surely, 2^119990123 is an apocalyptic number.

119990123 is a deficient number, since it is larger than the sum of its proper divisors (11108053).

119990123 is a wasteful number, since it uses less digits than its factorization.

119990123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16665.

The product of its (nonzero) digits is 4374, while the sum is 35.

The square root of 119990123 is about 10954.0003195180. Note that the first 3 decimals coincide. The cubic root of 119990123 is about 493.2288818411.

The spelling of 119990123 in words is "one hundred nineteen million, nine hundred ninety thousand, one hundred twenty-three".