11023289 has 2 divisors, whose sum is σ = 11023290. Its totient is φ = 11023288.

The previous prime is 11023253. The next prime is 11023291. The reversal of 11023289 is 98232011.

11023289 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., 7812025 + 3211264 = 2795^2 + 1792^2 .

It is a cyclic number.

It is not a de Polignac number, because 11023289 - 2¹² = 11019193 is a prime.

Together with 11023291, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11023189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5511644 + 5511645.

It is an arithmetic number, because the mean of its divisors is an integer number (5511645).

Almost surely, 2^11023289 is an apocalyptic number.

It is an amenable number.

11023289 is a deficient number, since it is larger than the sum of its proper divisors (1).

11023289 is an equidigital number, since it uses as much as digits as its factorization.

11023289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 11023289 is about 3320.1338828427. The cubic root of 11023289 is about 222.5548507619.

The spelling of 11023289 in words is "eleven million, twenty-three thousand, two hundred eighty-nine".