12004023 has 16 divisors (see below), whose sum is σ = 17270496. Its totient is φ = 7388160.

The previous prime is 12003997. The next prime is 12004033. The reversal of 12004023 is 32040021.

It is not a de Polignac number, because 12004023 - 2¹² = 11999927 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12004033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 483 + ... + 4923.

It is an arithmetic number, because the mean of its divisors is an integer number (1079406).

Almost surely, 2^12004023 is an apocalyptic number.

12004023 is a deficient number, since it is larger than the sum of its proper divisors (5266473).

12004023 is a wasteful number, since it uses less digits than its factorization.

12004023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4514.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 12004023 is about 3464.6822365117. The cubic root of 12004023 is about 228.9684300155.

Adding to 12004023 its reverse (32040021), we get a palindrome (44044044).

The spelling of 12004023 in words is "twelve million, four thousand, twenty-three".