822241129 has 2 divisors, whose sum is σ = 822241130. Its totient is φ = 822241128.

The previous prime is 822241109. The next prime is 822241157. The reversal of 822241129 is 921142228.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 447237904 + 375003225 = 21148^2 + 19365^2 .

It is a cyclic number.

It is not a de Polignac number, because 822241129 - 2⁵ = 822241097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 822241129.

It is not a weakly prime, because it can be changed into another prime (822241109) 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, 411120564 + 411120565.

It is an arithmetic number, because the mean of its divisors is an integer number (411120565).

Almost surely, 2^822241129 is an apocalyptic number.

It is an amenable number.

822241129 is a deficient number, since it is larger than the sum of its proper divisors (1).

822241129 is an equidigital number, since it uses as much as digits as its factorization.

822241129 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4608, while the sum is 31.

The square root of 822241129 is about 28674.7472351545. The cubic root of 822241129 is about 936.8420999370.

The spelling of 822241129 in words is "eight hundred twenty-two million, two hundred forty-one thousand, one hundred twenty-nine".