808779343 has 2 divisors, whose sum is σ = 808779344. Its totient is φ = 808779342.

The previous prime is 808779331. The next prime is 808779353. The reversal of 808779343 is 343977808.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 808779343 - 2¹³ = 808771151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (808779313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 404389671 + 404389672.

It is an arithmetic number, because the mean of its divisors is an integer number (404389672).

Almost surely, 2^808779343 is an apocalyptic number.

808779343 is a deficient number, since it is larger than the sum of its proper divisors (1).

808779343 is an equidigital number, since it uses as much as digits as its factorization.

808779343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1016064, while the sum is 49.

The square root of 808779343 is about 28439.0460986300. The cubic root of 808779343 is about 931.7012614197.

The spelling of 808779343 in words is "eight hundred eight million, seven hundred seventy-nine thousand, three hundred forty-three".