11122442489 has 2 divisors, whose sum is σ = 11122442490. Its totient is φ = 11122442488.

The previous prime is 11122442483. The next prime is 11122442497. The reversal of 11122442489 is 98424422111.

It is a happy number.

11122442489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8452963600 + 2669478889 = 91940^2 + 51667^2 .

It is an emirp because it is prime and its reverse (98424422111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11122442489 - 2²⁸ = 10854007033 is a prime.

It is a super-2 number, since 2×11122442489² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11122442483) 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, 5561221244 + 5561221245.

It is an arithmetic number, because the mean of its divisors is an integer number (5561221245).

Almost surely, 2^11122442489 is an apocalyptic number.

It is an amenable number.

11122442489 is a deficient number, since it is larger than the sum of its proper divisors (1).

11122442489 is an equidigital number, since it uses as much as digits as its factorization.

11122442489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36864, while the sum is 38.

The spelling of 11122442489 in words is "eleven billion, one hundred twenty-two million, four hundred forty-two thousand, four hundred eighty-nine".