85316611 has 2 divisors, whose sum is σ = 85316612. Its totient is φ = 85316610.

The previous prime is 85316597. The next prime is 85316677. The reversal of 85316611 is 11661358.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85316611 - 2¹⁵ = 85283843 is a prime.

It is a super-2 number, since 2×85316611² = 14557848225050642, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (85316111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42658305 + 42658306.

It is an arithmetic number, because the mean of its divisors is an integer number (42658306).

Almost surely, 2^85316611 is an apocalyptic number.

85316611 is a deficient number, since it is larger than the sum of its proper divisors (1).

85316611 is an equidigital number, since it uses as much as digits as its factorization.

85316611 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 31.

The square root of 85316611 is about 9236.6991398443. The cubic root of 85316611 is about 440.2282063447.

Adding to 85316611 its reverse (11661358), we get a palindrome (96977969).

The spelling of 85316611 in words is "eighty-five million, three hundred sixteen thousand, six hundred eleven".