806298109 has 2 divisors, whose sum is σ = 806298110. Its totient is φ = 806298108.

The previous prime is 806298091. The next prime is 806298121. The reversal of 806298109 is 901892608.

It is a happy number.

806298109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (806298091) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 447195609 + 359102500 = 21147^2 + 18950^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-806298109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (806293109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 403149054 + 403149055.

It is an arithmetic number, because the mean of its divisors is an integer number (403149055).

Almost surely, 2^806298109 is an apocalyptic number.

It is an amenable number.

806298109 is a deficient number, since it is larger than the sum of its proper divisors (1).

806298109 is an equidigital number, since it uses as much as digits as its factorization.

806298109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 43.

The square root of 806298109 is about 28395.3888686174. The cubic root of 806298109 is about 930.7475043874.

The spelling of 806298109 in words is "eight hundred six million, two hundred ninety-eight thousand, one hundred nine".