12244040429 has 2 divisors, whose sum is σ = 12244040430. Its totient is φ = 12244040428.

The previous prime is 12244040299. The next prime is 12244040447. The reversal of 12244040429 is 92404044221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9637937929 + 2606102500 = 98173^2 + 51050^2 .

It is a cyclic number.

It is not a de Polignac number, because 12244040429 - 2²⁰ = 12242991853 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12244040395 and 12244040404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12244040449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6122020214 + 6122020215.

It is an arithmetic number, because the mean of its divisors is an integer number (6122020215).

Almost surely, 2^12244040429 is an apocalyptic number.

It is an amenable number.

12244040429 is a deficient number, since it is larger than the sum of its proper divisors (1).

12244040429 is an equidigital number, since it uses as much as digits as its factorization.

12244040429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18432, while the sum is 32.

The spelling of 12244040429 in words is "twelve billion, two hundred forty-four million, forty thousand, four hundred twenty-nine".