1422562879 has 2 divisors, whose sum is σ = 1422562880. Its totient is φ = 1422562878.

The previous prime is 1422562861. The next prime is 1422562891. The reversal of 1422562879 is 9782652241.

It is a strong prime.

It is an emirp because it is prime and its reverse (9782652241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1422562879 - 2⁵ = 1422562847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1422562849) 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, 711281439 + 711281440.

It is an arithmetic number, because the mean of its divisors is an integer number (711281440).

Almost surely, 2^1422562879 is an apocalyptic number.

1422562879 is a deficient number, since it is larger than the sum of its proper divisors (1).

1422562879 is an equidigital number, since it uses as much as digits as its factorization.

1422562879 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 483840, while the sum is 46.

The square root of 1422562879 is about 37716.8779063167. The cubic root of 1422562879 is about 1124.6666677305. Note that the first 5 decimals are identical.

The spelling of 1422562879 in words is "one billion, four hundred twenty-two million, five hundred sixty-two thousand, eight hundred seventy-nine".