12441021349 has 2 divisors, whose sum is σ = 12441021350. Its totient is φ = 12441021348.

The previous prime is 12441021331. The next prime is 12441021361. The reversal of 12441021349 is 94312014421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12379900225 + 61121124 = 111265^2 + 7818^2 .

It is a cyclic number.

It is not a de Polignac number, because 12441021349 - 2¹¹ = 12441019301 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12441021349.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12441021319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6220510674 + 6220510675.

It is an arithmetic number, because the mean of its divisors is an integer number (6220510675).

Almost surely, 2^12441021349 is an apocalyptic number.

It is an amenable number.

12441021349 is a deficient number, since it is larger than the sum of its proper divisors (1).

12441021349 is an equidigital number, since it uses as much as digits as its factorization.

12441021349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 31.

The spelling of 12441021349 in words is "twelve billion, four hundred forty-one million, twenty-one thousand, three hundred forty-nine".