806000939 has 2 divisors, whose sum is σ = 806000940. Its totient is φ = 806000938.

The previous prime is 806000929. The next prime is 806000941. The reversal of 806000939 is 939000608.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-806000939 is a prime.

Together with 806000941, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 806000899 and 806000908.

It is not a weakly prime, because it can be changed into another prime (806000929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 403000469 + 403000470.

It is an arithmetic number, because the mean of its divisors is an integer number (403000470).

Almost surely, 2^806000939 is an apocalyptic number.

806000939 is a deficient number, since it is larger than the sum of its proper divisors (1).

806000939 is an equidigital number, since it uses as much as digits as its factorization.

806000939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 806000939 is about 28390.1556705841. The cubic root of 806000939 is about 930.6331446075.

The spelling of 806000939 in words is "eight hundred six million, nine hundred thirty-nine", and thus it is an aban number.