806071213 has 2 divisors, whose sum is σ = 806071214. Its totient is φ = 806071212.

The previous prime is 806071177. The next prime is 806071229. The reversal of 806071213 is 312170608.

806071213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 796255524 + 9815689 = 28218^2 + 3133^2 .

It is a cyclic number.

It is not a de Polignac number, because 806071213 - 2¹⁷ = 805940141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (806071313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 403035606 + 403035607.

It is an arithmetic number, because the mean of its divisors is an integer number (403035607).

Almost surely, 2^806071213 is an apocalyptic number.

It is an amenable number.

806071213 is a deficient number, since it is larger than the sum of its proper divisors (1).

806071213 is an equidigital number, since it uses as much as digits as its factorization.

806071213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 806071213 is about 28391.3932909253. The cubic root of 806071213 is about 930.6601906525.

The spelling of 806071213 in words is "eight hundred six million, seventy-one thousand, two hundred thirteen".