862806011 has 2 divisors, whose sum is σ = 862806012. Its totient is φ = 862806010.

The previous prime is 862805939. The next prime is 862806023. The reversal of 862806011 is 110608268.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 862806011 - 2¹⁸ = 862543867 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (862806611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 431403005 + 431403006.

It is an arithmetic number, because the mean of its divisors is an integer number (431403006).

Almost surely, 2^862806011 is an apocalyptic number.

862806011 is a deficient number, since it is larger than the sum of its proper divisors (1).

862806011 is an equidigital number, since it uses as much as digits as its factorization.

862806011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 32.

The square root of 862806011 is about 29373.5597263934. The cubic root of 862806011 is about 952.0016929536.

The spelling of 862806011 in words is "eight hundred sixty-two million, eight hundred six thousand, eleven".