8248772437 has 2 divisors, whose sum is σ = 8248772438. Its totient is φ = 8248772436.

The previous prime is 8248772429. The next prime is 8248772443. The reversal of 8248772437 is 7342778428.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8147950756 + 100821681 = 90266^2 + 10041^2 .

It is a cyclic number.

It is not a de Polignac number, because 8248772437 - 2³ = 8248772429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8248772447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4124386218 + 4124386219.

It is an arithmetic number, because the mean of its divisors is an integer number (4124386219).

Almost surely, 2^8248772437 is an apocalyptic number.

It is an amenable number.

8248772437 is a deficient number, since it is larger than the sum of its proper divisors (1).

8248772437 is an equidigital number, since it uses as much as digits as its factorization.

8248772437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4214784, while the sum is 52.

The square root of 8248772437 is about 90822.7528596221. The cubic root of 8248772437 is about 2020.5197856081.

The spelling of 8248772437 in words is "eight billion, two hundred forty-eight million, seven hundred seventy-two thousand, four hundred thirty-seven".