12004043 has 2 divisors, whose sum is σ = 12004044. Its totient is φ = 12004042.

The previous prime is 12004033. The next prime is 12004049. The reversal of 12004043 is 34040021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12004043 - 2²⁰ = 10955467 is a prime.

It is not a weakly prime, because it can be changed into another prime (12004049) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6002021 + 6002022.

It is an arithmetic number, because the mean of its divisors is an integer number (6002022).

Almost surely, 2^12004043 is an apocalyptic number.

12004043 is a deficient number, since it is larger than the sum of its proper divisors (1).

12004043 is an equidigital number, since it uses as much as digits as its factorization.

12004043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 12004043 is about 3464.6851227781. The cubic root of 12004043 is about 228.9685571774.

Adding to 12004043 its reverse (34040021), we get a palindrome (46044064).

The spelling of 12004043 in words is "twelve million, four thousand, forty-three".