8245091 has 2 divisors, whose sum is σ = 8245092. Its totient is φ = 8245090.

The previous prime is 8245057. The next prime is 8245123. The reversal of 8245091 is 1905428.

8245091 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8245091 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (8245001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4122545 + 4122546.

It is an arithmetic number, because the mean of its divisors is an integer number (4122546).

Almost surely, 2^8245091 is an apocalyptic number.

8245091 is a deficient number, since it is larger than the sum of its proper divisors (1).

8245091 is an equidigital number, since it uses as much as digits as its factorization.

8245091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 8245091 is about 2871.4266488977. The cubic root of 8245091 is about 202.0219154081.

The spelling of 8245091 in words is "eight million, two hundred forty-five thousand, ninety-one".