13020112769 has 2 divisors, whose sum is σ = 13020112770. Its totient is φ = 13020112768.

The previous prime is 13020112751. The next prime is 13020112789. The reversal of 13020112769 is 96721102031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11858121025 + 1161991744 = 108895^2 + 34088^2 .

It is a cyclic number.

It is not a de Polignac number, because 13020112769 - 2²⁰ = 13019064193 is a prime.

It is a super-2 number, since 2×13020112769² (a number of 21 digits) contains 22 as substring.

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 (13020112789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6510056384 + 6510056385.

It is an arithmetic number, because the mean of its divisors is an integer number (6510056385).

Almost surely, 2^13020112769 is an apocalyptic number.

It is an amenable number.

13020112769 is a deficient number, since it is larger than the sum of its proper divisors (1).

13020112769 is an equidigital number, since it uses as much as digits as its factorization.

13020112769 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 32.

The spelling of 13020112769 in words is "thirteen billion, twenty million, one hundred twelve thousand, seven hundred sixty-nine".