8269897613 has 2 divisors, whose sum is σ = 8269897614. Its totient is φ = 8269897612.

The previous prime is 8269897589. The next prime is 8269897633. The reversal of 8269897613 is 3167989628.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5682445924 + 2587451689 = 75382^2 + 50867^2 .

It is a cyclic number.

It is not a de Polignac number, because 8269897613 - 2¹⁰ = 8269896589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8269897633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4134948806 + 4134948807.

It is an arithmetic number, because the mean of its divisors is an integer number (4134948807).

Almost surely, 2^8269897613 is an apocalyptic number.

It is an amenable number.

8269897613 is a deficient number, since it is larger than the sum of its proper divisors (1).

8269897613 is an equidigital number, since it uses as much as digits as its factorization.

8269897613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7838208, while the sum is 59.

The square root of 8269897613 is about 90938.9774134282. The cubic root of 8269897613 is about 2022.2431713311.

The spelling of 8269897613 in words is "eight billion, two hundred sixty-nine million, eight hundred ninety-seven thousand, six hundred thirteen".