12569284813 has 2 divisors, whose sum is σ = 12569284814. Its totient is φ = 12569284812.

The previous prime is 12569284771. The next prime is 12569284841. The reversal of 12569284813 is 31848296521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11751210409 + 818074404 = 108403^2 + 28602^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12569284813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12569284853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6284642406 + 6284642407.

It is an arithmetic number, because the mean of its divisors is an integer number (6284642407).

Almost surely, 2^12569284813 is an apocalyptic number.

It is an amenable number.

12569284813 is a deficient number, since it is larger than the sum of its proper divisors (1).

12569284813 is an equidigital number, since it uses as much as digits as its factorization.

12569284813 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 829440, while the sum is 49.

The spelling of 12569284813 in words is "twelve billion, five hundred sixty-nine million, two hundred eighty-four thousand, eight hundred thirteen".