8085613 has 2 divisors, whose sum is σ = 8085614. Its totient is φ = 8085612.

The previous prime is 8085599. The next prime is 8085617. The reversal of 8085613 is 3165808.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8076964 + 8649 = 2842^2 + 93^2 .

It is a cyclic number.

It is not a de Polignac number, because 8085613 - 2⁹ = 8085101 is a prime.

8085613 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8085617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4042806 + 4042807.

It is an arithmetic number, because the mean of its divisors is an integer number (4042807).

Almost surely, 2^8085613 is an apocalyptic number.

It is an amenable number.

8085613 is a deficient number, since it is larger than the sum of its proper divisors (1).

8085613 is an equidigital number, since it uses as much as digits as its factorization.

8085613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 8085613 is about 2843.5212325566. The cubic root of 8085613 is about 200.7109116954.

The spelling of 8085613 in words is "eight million, eighty-five thousand, six hundred thirteen".