1422043279 has 2 divisors, whose sum is σ = 1422043280. Its totient is φ = 1422043278.

The previous prime is 1422043199. The next prime is 1422043289. The reversal of 1422043279 is 9723402241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1422043279 - 2¹⁷ = 1421912207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1422043289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711021639 + 711021640.

It is an arithmetic number, because the mean of its divisors is an integer number (711021640).

Almost surely, 2^1422043279 is an apocalyptic number.

1422043279 is a deficient number, since it is larger than the sum of its proper divisors (1).

1422043279 is an equidigital number, since it uses as much as digits as its factorization.

1422043279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 1422043279 is about 37709.9891142917. The cubic root of 1422043279 is about 1124.5297205411.

The spelling of 1422043279 in words is "one billion, four hundred twenty-two million, forty-three thousand, two hundred seventy-nine".