11022289 has 2 divisors, whose sum is σ = 11022290. Its totient is φ = 11022288.

The previous prime is 11022281. The next prime is 11022293. The reversal of 11022289 is 98222011.

11022289 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10291264 + 731025 = 3208^2 + 855^2 .

It is a cyclic number.

It is not a de Polignac number, because 11022289 - 2³ = 11022281 is a prime.

It is not a weakly prime, because it can be changed into another prime (11022281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5511144 + 5511145.

It is an arithmetic number, because the mean of its divisors is an integer number (5511145).

Almost surely, 2^11022289 is an apocalyptic number.

It is an amenable number.

11022289 is a deficient number, since it is larger than the sum of its proper divisors (1).

11022289 is an equidigital number, since it uses as much as digits as its factorization.

11022289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 11022289 is about 3319.9832830904. The cubic root of 11022289 is about 222.5481207203.

It can be divided in two parts, 11022 and 289, that added together give a palindrome (11311).

The spelling of 11022289 in words is "eleven million, twenty-two thousand, two hundred eighty-nine".