12523227799 has 2 divisors, whose sum is σ = 12523227800. Its totient is φ = 12523227798.

The previous prime is 12523227793. The next prime is 12523227823. The reversal of 12523227799 is 99772232521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12523227799 - 2³ = 12523227791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12523227791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6261613899 + 6261613900.

It is an arithmetic number, because the mean of its divisors is an integer number (6261613900).

Almost surely, 2^12523227799 is an apocalyptic number.

12523227799 is a deficient number, since it is larger than the sum of its proper divisors (1).

12523227799 is an equidigital number, since it uses as much as digits as its factorization.

12523227799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 952560, while the sum is 49.

The spelling of 12523227799 in words is "twelve billion, five hundred twenty-three million, two hundred twenty-seven thousand, seven hundred ninety-nine".