12144243413993 has 2 divisors, whose sum is σ = 12144243413994. Its totient is φ = 12144243413992.

The previous prime is 12144243413971. The next prime is 12144243414073. The reversal of 12144243413993 is 39931434244121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11723960896729 + 420282517264 = 3424027^2 + 648292^2 .

It is a cyclic number.

It is not a de Polignac number, because 12144243413993 - 2¹⁰ = 12144243412969 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (12144243413293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6072121706996 + 6072121706997.

It is an arithmetic number, because the mean of its divisors is an integer number (6072121706997).

Almost surely, 2^{12144243413993} is an apocalyptic number.

It is an amenable number.

12144243413993 is a deficient number, since it is larger than the sum of its proper divisors (1).

12144243413993 is an equidigital number, since it uses as much as digits as its factorization.

12144243413993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2239488, while the sum is 50.

The spelling of 12144243413993 in words is "twelve trillion, one hundred forty-four billion, two hundred forty-three million, four hundred thirteen thousand, nine hundred ninety-three".