12008123 has 4 divisors (see below), whose sum is σ = 12017160. Its totient is φ = 11999088.

The previous prime is 12008111. The next prime is 12008131. The reversal of 12008123 is 32180021.

12008123 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 12008123 - 2⁴ = 12008107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12008173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2090 + ... + 5327.

It is an arithmetic number, because the mean of its divisors is an integer number (3004290).

Almost surely, 2^12008123 is an apocalyptic number.

12008123 is a deficient number, since it is larger than the sum of its proper divisors (9037).

12008123 is an equidigital number, since it uses as much as digits as its factorization.

12008123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9036.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 12008123 is about 3465.2738708506. The cubic root of 12008123 is about 228.9944952689.

Adding to 12008123 its reverse (32180021), we get a palindrome (44188144).

The spelling of 12008123 in words is "twelve million, eight thousand, one hundred twenty-three".