1422365249 has 2 divisors, whose sum is σ = 1422365250. Its totient is φ = 1422365248.

The previous prime is 1422365237. The next prime is 1422365257. The reversal of 1422365249 is 9425632241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1207215025 + 215150224 = 34745^2 + 14668^2 .

It is an emirp because it is prime and its reverse (9425632241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1422365249 - 2¹² = 1422361153 is a prime.

It is not a weakly prime, because it can be changed into another prime (1422365449) 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, 711182624 + 711182625.

It is an arithmetic number, because the mean of its divisors is an integer number (711182625).

Almost surely, 2^1422365249 is an apocalyptic number.

It is an amenable number.

1422365249 is a deficient number, since it is larger than the sum of its proper divisors (1).

1422365249 is an equidigital number, since it uses as much as digits as its factorization.

1422365249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 38.

The square root of 1422365249 is about 37714.2579006932. The cubic root of 1422365249 is about 1124.6145837605.

The spelling of 1422365249 in words is "one billion, four hundred twenty-two million, three hundred sixty-five thousand, two hundred forty-nine".