85332811 has 2 divisors, whose sum is σ = 85332812. Its totient is φ = 85332810.

The previous prime is 85332803. The next prime is 85332817. The reversal of 85332811 is 11823358.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85332811 - 2³ = 85332803 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (85332817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42666405 + 42666406.

It is an arithmetic number, because the mean of its divisors is an integer number (42666406).

Almost surely, 2^85332811 is an apocalyptic number.

85332811 is a deficient number, since it is larger than the sum of its proper divisors (1).

85332811 is an equidigital number, since it uses as much as digits as its factorization.

85332811 is an evil number, because the sum of its binary digits is even.

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

The square root of 85332811 is about 9237.5760348698. The cubic root of 85332811 is about 440.2560682327.

The spelling of 85332811 in words is "eighty-five million, three hundred thirty-two thousand, eight hundred eleven".