822141427 has 2 divisors, whose sum is σ = 822141428. Its totient is φ = 822141426.

The previous prime is 822141409. The next prime is 822141449. The reversal of 822141427 is 724141228.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 822141427 - 2²⁷ = 687923699 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (822141497) 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, 411070713 + 411070714.

It is an arithmetic number, because the mean of its divisors is an integer number (411070714).

Almost surely, 2^822141427 is an apocalyptic number.

822141427 is a deficient number, since it is larger than the sum of its proper divisors (1).

822141427 is an equidigital number, since it uses as much as digits as its factorization.

822141427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7168, while the sum is 31.

The square root of 822141427 is about 28673.0086841266. The cubic root of 822141427 is about 936.8042323727.

The spelling of 822141427 in words is "eight hundred twenty-two million, one hundred forty-one thousand, four hundred twenty-seven".