8248257089 has 2 divisors, whose sum is σ = 8248257090. Its totient is φ = 8248257088.

The previous prime is 8248257049. The next prime is 8248257137. The reversal of 8248257089 is 9807528428.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6016639489 + 2231617600 = 77567^2 + 47240^2 .

It is a cyclic number.

It is not a de Polignac number, because 8248257089 - 2⁸ = 8248256833 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8248257089.

It is not a weakly prime, because it can be changed into another prime (8248257049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4124128544 + 4124128545.

It is an arithmetic number, because the mean of its divisors is an integer number (4124128545).

Almost surely, 2^8248257089 is an apocalyptic number.

It is an amenable number.

8248257089 is a deficient number, since it is larger than the sum of its proper divisors (1).

8248257089 is an equidigital number, since it uses as much as digits as its factorization.

8248257089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2580480, while the sum is 53.

The square root of 8248257089 is about 90819.9157068536. The cubic root of 8248257089 is about 2020.4777069221.

The spelling of 8248257089 in words is "eight billion, two hundred forty-eight million, two hundred fifty-seven thousand, eighty-nine".