8091285247 has 2 divisors, whose sum is σ = 8091285248. Its totient is φ = 8091285246.

The previous prime is 8091285221. The next prime is 8091285277. The reversal of 8091285247 is 7425821908.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8091285247 - 2¹¹ = 8091283199 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8091285197 and 8091285206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8091285277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4045642623 + 4045642624.

It is an arithmetic number, because the mean of its divisors is an integer number (4045642624).

Almost surely, 2^8091285247 is an apocalyptic number.

8091285247 is a deficient number, since it is larger than the sum of its proper divisors (1).

8091285247 is an equidigital number, since it uses as much as digits as its factorization.

8091285247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 322560, while the sum is 46.

The square root of 8091285247 is about 89951.5716760969. The cubic root of 8091285247 is about 2007.5783519380.

The spelling of 8091285247 in words is "eight billion, ninety-one million, two hundred eighty-five thousand, two hundred forty-seven".