822147343 has 2 divisors, whose sum is σ = 822147344. Its totient is φ = 822147342.

The previous prime is 822147341. The next prime is 822147371. The reversal of 822147343 is 343741228.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 822147343 - 2¹ = 822147341 is a prime.

Together with 822147341, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 822147299 and 822147308.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (822147341) 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, 411073671 + 411073672.

It is an arithmetic number, because the mean of its divisors is an integer number (411073672).

Almost surely, 2^822147343 is an apocalyptic number.

822147343 is a deficient number, since it is larger than the sum of its proper divisors (1).

822147343 is an equidigital number, since it uses as much as digits as its factorization.

822147343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32256, while the sum is 34.

The square root of 822147343 is about 28673.1118471644. Note that the first 3 decimals coincide. The cubic root of 822147343 is about 936.8064793991.

The spelling of 822147343 in words is "eight hundred twenty-two million, one hundred forty-seven thousand, three hundred forty-three".