1089223 has 2 divisors, whose sum is σ = 1089224. Its totient is φ = 1089222.

The previous prime is 1089217. The next prime is 1089227. The reversal of 1089223 is 3229801.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1089223 - 2⁵ = 1089191 is a prime.

1089223 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1089227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 544611 + 544612.

It is an arithmetic number, because the mean of its divisors is an integer number (544612).

2^1089223 is an apocalyptic number.

1089223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1089223 is an equidigital number, since it uses as much as digits as its factorization.

1089223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1089223 is about 1043.6584690405. The cubic root of 1089223 is about 102.8897869086.

The spelling of 1089223 in words is "one million, eighty-nine thousand, two hundred twenty-three".