12052241309 has 2 divisors, whose sum is σ = 12052241310. Its totient is φ = 12052241308.

The previous prime is 12052241263. The next prime is 12052241317. The reversal of 12052241309 is 90314225021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12000545209 + 51696100 = 109547^2 + 7190^2 .

It is a cyclic number.

It is not a de Polignac number, because 12052241309 - 2⁸ = 12052241053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12052241209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6026120654 + 6026120655.

It is an arithmetic number, because the mean of its divisors is an integer number (6026120655).

Almost surely, 2^12052241309 is an apocalyptic number.

It is an amenable number.

12052241309 is a deficient number, since it is larger than the sum of its proper divisors (1).

12052241309 is an equidigital number, since it uses as much as digits as its factorization.

12052241309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 29.

The spelling of 12052241309 in words is "twelve billion, fifty-two million, two hundred forty-one thousand, three hundred nine".