12124004443 has 16 divisors (see below), whose sum is σ = 12963525120. Its totient is φ = 11305970496.

The previous prime is 12124004437. The next prime is 12124004447. The reversal of 12124004443 is 34440042121.

It is a cyclic number.

It is not a de Polignac number, because 12124004443 - 2⁵ = 12124004411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12124004447) 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, 308271 + ... + 345367.

It is an arithmetic number, because the mean of its divisors is an integer number (810220320).

Almost surely, 2^12124004443 is an apocalyptic number.

12124004443 is a deficient number, since it is larger than the sum of its proper divisors (839520677).

12124004443 is a wasteful number, since it uses less digits than its factorization.

12124004443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37386.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 12124004443 its reverse (34440042121), we get a palindrome (46564046564).

The spelling of 12124004443 in words is "twelve billion, one hundred twenty-four million, four thousand, four hundred forty-three".