8985811 has 2 divisors, whose sum is σ = 8985812. Its totient is φ = 8985810.

The previous prime is 8985799. The next prime is 8985817. The reversal of 8985811 is 1185898.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8985811 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (8985817) 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, 4492905 + 4492906.

It is an arithmetic number, because the mean of its divisors is an integer number (4492906).

Almost surely, 2^8985811 is an apocalyptic number.

8985811 is a deficient number, since it is larger than the sum of its proper divisors (1).

8985811 is an equidigital number, since it uses as much as digits as its factorization.

8985811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23040, while the sum is 40.

The square root of 8985811 is about 2997.6342338584. The cubic root of 8985811 is about 207.8990125523.

The spelling of 8985811 in words is "eight million, nine hundred eighty-five thousand, eight hundred eleven".