11023009 has 2 divisors, whose sum is σ = 11023010. Its totient is φ = 11023008.

The previous prime is 11022967. The next prime is 11023027. The reversal of 11023009 is 90032011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9941409 + 1081600 = 3153^2 + 1040^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11023009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11022983 and 11023001.

It is not a weakly prime, because it can be changed into another prime (11023069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5511504 + 5511505.

It is an arithmetic number, because the mean of its divisors is an integer number (5511505).

Almost surely, 2^11023009 is an apocalyptic number.

It is an amenable number.

11023009 is a deficient number, since it is larger than the sum of its proper divisors (1).

11023009 is an equidigital number, since it uses as much as digits as its factorization.

11023009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 11023009 is about 3320.0917156006. The cubic root of 11023009 is about 222.5529663913.

The spelling of 11023009 in words is "eleven million, twenty-three thousand, nine".