12304043 has 4 divisors (see below), whose sum is σ = 12362568. Its totient is φ = 12245520.

The previous prime is 12304027. The next prime is 12304051. The reversal of 12304043 is 34040321.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12304043 - 2⁴ = 12304027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12304843) 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 3 ways as a sum of consecutive naturals, for example, 28946 + ... + 29367.

It is an arithmetic number, because the mean of its divisors is an integer number (3090642).

Almost surely, 2^12304043 is an apocalyptic number.

12304043 is a deficient number, since it is larger than the sum of its proper divisors (58525).

12304043 is an equidigital number, since it uses as much as digits as its factorization.

12304043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58524.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 12304043 is about 3507.7119323000. The cubic root of 12304043 is about 230.8603129663.

Adding to 12304043 its reverse (34040321), we get a palindrome (46344364).

The spelling of 12304043 in words is "twelve million, three hundred four thousand, forty-three".