12056605243 has 2 divisors, whose sum is σ = 12056605244. Its totient is φ = 12056605242.

The previous prime is 12056605153. The next prime is 12056605259. The reversal of 12056605243 is 34250665021.

12056605243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (34250665021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12056605243 - 2²¹ = 12054508091 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12056605199 and 12056605208.

It is not a weakly prime, because it can be changed into another prime (12056605273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6028302621 + 6028302622.

It is an arithmetic number, because the mean of its divisors is an integer number (6028302622).

Almost surely, 2^12056605243 is an apocalyptic number.

12056605243 is a deficient number, since it is larger than the sum of its proper divisors (1).

12056605243 is an equidigital number, since it uses as much as digits as its factorization.

12056605243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 12056605243 in words is "twelve billion, fifty-six million, six hundred five thousand, two hundred forty-three".