1422417289 has 2 divisors, whose sum is σ = 1422417290. Its totient is φ = 1422417288.

The previous prime is 1422417277. The next prime is 1422417329. The reversal of 1422417289 is 9827142241.

It is an a-pointer prime, because the next prime (1422417329) can be obtained adding 1422417289 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1398161664 + 24255625 = 37392^2 + 4925^2 .

It is a cyclic number.

It is not a de Polignac number, because 1422417289 - 2¹⁹ = 1421893001 is a prime.

It is a super-2 number, since 2×1422417289² = 4046541888092219042, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1422417209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711208644 + 711208645.

It is an arithmetic number, because the mean of its divisors is an integer number (711208645).

Almost surely, 2^1422417289 is an apocalyptic number.

It is an amenable number.

1422417289 is a deficient number, since it is larger than the sum of its proper divisors (1).

1422417289 is an equidigital number, since it uses as much as digits as its factorization.

1422417289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64512, while the sum is 40.

The square root of 1422417289 is about 37714.9478191340. The cubic root of 1422417289 is about 1124.6282989974.

It can be divided in two parts, 14224 and 17289, that added together give a palindrome (31513).

The spelling of 1422417289 in words is "one billion, four hundred twenty-two million, four hundred seventeen thousand, two hundred eighty-nine".