11243217 has 8 divisors (see below), whose sum is σ = 15245280. Its totient is φ = 7368320.

The previous prime is 11243191. The next prime is 11243233. The reversal of 11243217 is 71234211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11243217 - 2¹¹ = 11241169 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11243193 and 11243202.

It is not an unprimeable number, because it can be changed into a prime (11243237) 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 in 7 ways as a sum of consecutive naturals, for example, 31584 + ... + 31937.

It is an arithmetic number, because the mean of its divisors is an integer number (1905660).

Almost surely, 2^11243217 is an apocalyptic number.

It is an amenable number.

11243217 is a deficient number, since it is larger than the sum of its proper divisors (4002063).

11243217 is an equidigital number, since it uses as much as digits as its factorization.

11243217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63583.

The product of its digits is 336, while the sum is 21.

The square root of 11243217 is about 3353.0906638503. The cubic root of 11243217 is about 224.0251951358.

Adding to 11243217 its reverse (71234211), we get a palindrome (82477428).

The spelling of 11243217 in words is "eleven million, two hundred forty-three thousand, two hundred seventeen".