808147097 has 2 divisors, whose sum is σ = 808147098. Its totient is φ = 808147096.

The previous prime is 808147079. The next prime is 808147103. The reversal of 808147097 is 790741808.

Together with previous prime (808147079) 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., 727434841 + 80712256 = 26971^2 + 8984^2 .

It is a cyclic number.

It is not a de Polignac number, because 808147097 - 2¹⁸ = 807884953 is a prime.

It is not a weakly prime, because it can be changed into another prime (808147027) 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, 404073548 + 404073549.

It is an arithmetic number, because the mean of its divisors is an integer number (404073549).

Almost surely, 2^808147097 is an apocalyptic number.

It is an amenable number.

808147097 is a deficient number, since it is larger than the sum of its proper divisors (1).

808147097 is an equidigital number, since it uses as much as digits as its factorization.

808147097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112896, while the sum is 44.

The square root of 808147097 is about 28427.9281165547. The cubic root of 808147097 is about 931.4584189338.

The spelling of 808147097 in words is "eight hundred eight million, one hundred forty-seven thousand, ninety-seven".