808305097 has 2 divisors, whose sum is σ = 808305098. Its totient is φ = 808305096.

The previous prime is 808305059. The next prime is 808305131. The reversal of 808305097 is 790503808.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 805651456 + 2653641 = 28384^2 + 1629^2 .

It is a cyclic number.

It is not a de Polignac number, because 808305097 - 2⁷ = 808304969 is a prime.

It is not a weakly prime, because it can be changed into another prime (808305397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 404152548 + 404152549.

It is an arithmetic number, because the mean of its divisors is an integer number (404152549).

Almost surely, 2^808305097 is an apocalyptic number.

It is an amenable number.

808305097 is a deficient number, since it is larger than the sum of its proper divisors (1).

808305097 is an equidigital number, since it uses as much as digits as its factorization.

808305097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 808305097 is about 28430.7069380978. The cubic root of 808305097 is about 931.5191178011.

The spelling of 808305097 in words is "eight hundred eight million, three hundred five thousand, ninety-seven".