11222417 has 2 divisors, whose sum is σ = 11222418. Its totient is φ = 11222416.

The previous prime is 11222357. The next prime is 11222423. The reversal of 11222417 is 71422211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10863616 + 358801 = 3296^2 + 599^2 .

It is a cyclic number.

It is not a de Polignac number, because 11222417 - 2⁸ = 11222161 is a prime.

It is not a weakly prime, because it can be changed into another prime (11222447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5611208 + 5611209.

It is an arithmetic number, because the mean of its divisors is an integer number (5611209).

Almost surely, 2^11222417 is an apocalyptic number.

It is an amenable number.

11222417 is a deficient number, since it is larger than the sum of its proper divisors (1).

11222417 is an equidigital number, since it uses as much as digits as its factorization.

11222417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 224, while the sum is 20.

The square root of 11222417 is about 3349.9876119174. The cubic root of 11222417 is about 223.8869606631.

Adding to 11222417 its reverse (71422211), we get a palindrome (82644628).

The spelling of 11222417 in words is "eleven million, two hundred twenty-two thousand, four hundred seventeen".