8255000251 has 2 divisors, whose sum is σ = 8255000252. Its totient is φ = 8255000250.

The previous prime is 8255000203. The next prime is 8255000269. The reversal of 8255000251 is 1520005528.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8255000251 - 2¹¹ = 8254998203 is a prime.

It is not a weakly prime, because it can be changed into another prime (8255000051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4127500125 + 4127500126.

It is an arithmetic number, because the mean of its divisors is an integer number (4127500126).

Almost surely, 2^8255000251 is an apocalyptic number.

8255000251 is a deficient number, since it is larger than the sum of its proper divisors (1).

8255000251 is an equidigital number, since it uses as much as digits as its factorization.

8255000251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4000, while the sum is 28.

The square root of 8255000251 is about 90857.0319292899. The cubic root of 8255000251 is about 2021.0281544193.

Adding to 8255000251 its reverse (1520005528), we get a palindrome (9775005779).

The spelling of 8255000251 in words is "eight billion, two hundred fifty-five million, two hundred fifty-one", and thus it is an aban number.