11222573 has 2 divisors, whose sum is σ = 11222574. Its totient is φ = 11222572.

The previous prime is 11222539. The next prime is 11222579. The reversal of 11222573 is 37522211.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11202409 + 20164 = 3347^2 + 142^2 .

It is a cyclic number.

It is not a de Polignac number, because 11222573 - 2⁸ = 11222317 is a prime.

It is a super-2 number, since 2×11222573² = 251892289480658, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11222579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611286 + 5611287.

It is an arithmetic number, because the mean of its divisors is an integer number (5611287).

Almost surely, 2^11222573 is an apocalyptic number.

It is an amenable number.

11222573 is a deficient number, since it is larger than the sum of its proper divisors (1).

11222573 is an equidigital number, since it uses as much as digits as its factorization.

11222573 is an evil number, because the sum of its binary digits is even.

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

The square root of 11222573 is about 3350.0108955047. The cubic root of 11222573 is about 223.8879980571.

Adding to 11222573 its reverse (37522211), we get a palindrome (48744784).

The spelling of 11222573 in words is "eleven million, two hundred twenty-two thousand, five hundred seventy-three".