811087411 has 2 divisors, whose sum is σ = 811087412. Its totient is φ = 811087410.

The previous prime is 811087351. The next prime is 811087423. The reversal of 811087411 is 114780118.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 811087411 - 2²³ = 802698803 is a prime.

It is not a weakly prime, because it can be changed into another prime (811084411) 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, 405543705 + 405543706.

It is an arithmetic number, because the mean of its divisors is an integer number (405543706).

Almost surely, 2^811087411 is an apocalyptic number.

811087411 is a deficient number, since it is larger than the sum of its proper divisors (1).

811087411 is an equidigital number, since it uses as much as digits as its factorization.

811087411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1792, while the sum is 31.

The square root of 811087411 is about 28479.5963981233. The cubic root of 811087411 is about 932.5867058506.

The spelling of 811087411 in words is "eight hundred eleven million, eighty-seven thousand, four hundred eleven".