806051219 has 2 divisors, whose sum is σ = 806051220. Its totient is φ = 806051218.

The previous prime is 806051203. The next prime is 806051221. The reversal of 806051219 is 912150608.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 806051219 - 2⁴ = 806051203 is a prime.

It is a super-2 number, since 2×806051219² = 1299437135302771922, which contains 22 as substring.

Together with 806051221, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (806051819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 403025609 + 403025610.

It is an arithmetic number, because the mean of its divisors is an integer number (403025610).

Almost surely, 2^806051219 is an apocalyptic number.

806051219 is a deficient number, since it is larger than the sum of its proper divisors (1).

806051219 is an equidigital number, since it uses as much as digits as its factorization.

806051219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 32.

The square root of 806051219 is about 28391.0411749904. The cubic root of 806051219 is about 930.6524958097.

The spelling of 806051219 in words is "eight hundred six million, fifty-one thousand, two hundred nineteen".