808260811 has 2 divisors, whose sum is σ = 808260812. Its totient is φ = 808260810.

The previous prime is 808260763. The next prime is 808260823. The reversal of 808260811 is 118062808.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 808260811 - 2²⁵ = 774706379 is a prime.

It is not a weakly prime, because it can be changed into another prime (808260841) 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, 404130405 + 404130406.

It is an arithmetic number, because the mean of its divisors is an integer number (404130406).

Almost surely, 2^808260811 is an apocalyptic number.

808260811 is a deficient number, since it is larger than the sum of its proper divisors (1).

808260811 is an equidigital number, since it uses as much as digits as its factorization.

808260811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6144, while the sum is 34.

The square root of 808260811 is about 28429.9280864374. The cubic root of 808260811 is about 931.5021052443.

The spelling of 808260811 in words is "eight hundred eight million, two hundred sixty thousand, eight hundred eleven".