12441434009 has 2 divisors, whose sum is σ = 12441434010. Its totient is φ = 12441434008.

The previous prime is 12441433997. The next prime is 12441434039. The reversal of 12441434009 is 90043414421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11244481600 + 1196952409 = 106040^2 + 34597^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12441434009 is a prime.

It is not a weakly prime, because it can be changed into another prime (12441434039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6220717004 + 6220717005.

It is an arithmetic number, because the mean of its divisors is an integer number (6220717005).

Almost surely, 2^12441434009 is an apocalyptic number.

It is an amenable number.

12441434009 is a deficient number, since it is larger than the sum of its proper divisors (1).

12441434009 is an equidigital number, since it uses as much as digits as its factorization.

12441434009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 12441434009 in words is "twelve billion, four hundred forty-one million, four hundred thirty-four thousand, nine".