85736611 has 2 divisors, whose sum is σ = 85736612. Its totient is φ = 85736610.

The previous prime is 85736597. The next prime is 85736657. The reversal of 85736611 is 11663758.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85736611 - 2⁹ = 85736099 is a prime.

It is not a weakly prime, because it can be changed into another prime (85736671) 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, 42868305 + 42868306.

It is an arithmetic number, because the mean of its divisors is an integer number (42868306).

Almost surely, 2^85736611 is an apocalyptic number.

85736611 is a deficient number, since it is larger than the sum of its proper divisors (1).

85736611 is an equidigital number, since it uses as much as digits as its factorization.

85736611 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 37.

The square root of 85736611 is about 9259.4066224570. The cubic root of 85736611 is about 440.9494151353.

The spelling of 85736611 in words is "eighty-five million, seven hundred thirty-six thousand, six hundred eleven".