11023457 has 2 divisors, whose sum is σ = 11023458. Its totient is φ = 11023456.

The previous prime is 11023421. The next prime is 11023459. The reversal of 11023457 is 75432011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7623121 + 3400336 = 2761^2 + 1844^2 .

It is a cyclic number.

It is not a de Polignac number, because 11023457 - 2¹² = 11019361 is a prime.

Together with 11023459, 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 (11023459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5511728 + 5511729.

It is an arithmetic number, because the mean of its divisors is an integer number (5511729).

Almost surely, 2^11023457 is an apocalyptic number.

It is an amenable number.

11023457 is a deficient number, since it is larger than the sum of its proper divisors (1).

11023457 is an equidigital number, since it uses as much as digits as its factorization.

11023457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 11023457 is about 3320.1591829308. The cubic root of 11023457 is about 222.5559813689. Note that the first 3 decimals are identical.

Adding to 11023457 its reverse (75432011), we get a palindrome (86455468).

The spelling of 11023457 in words is "eleven million, twenty-three thousand, four hundred fifty-seven".