12541395799 has 2 divisors, whose sum is σ = 12541395800. Its totient is φ = 12541395798.

The previous prime is 12541395787. The next prime is 12541395809. The reversal of 12541395799 is 99759314521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12541395799 - 2¹⁵ = 12541363031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12541395719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6270697899 + 6270697900.

It is an arithmetic number, because the mean of its divisors is an integer number (6270697900).

Almost surely, 2^12541395799 is an apocalyptic number.

12541395799 is a deficient number, since it is larger than the sum of its proper divisors (1).

12541395799 is an equidigital number, since it uses as much as digits as its factorization.

12541395799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3061800, while the sum is 55.

The spelling of 12541395799 in words is "twelve billion, five hundred forty-one million, three hundred ninety-five thousand, seven hundred ninety-nine".