11144321 has 2 divisors, whose sum is σ = 11144322. Its totient is φ = 11144320.

The previous prime is 11144303. The next prime is 11144339. The reversal of 11144321 is 12344111.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (11144303) and next prime (11144339).

It can be written as a sum of positive squares in only one way, i.e., 10857025 + 287296 = 3295^2 + 536^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11144321 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11144321.

It is not a weakly prime, because it can be changed into another prime (11144521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5572160 + 5572161.

It is an arithmetic number, because the mean of its divisors is an integer number (5572161).

Almost surely, 2^11144321 is an apocalyptic number.

It is an amenable number.

11144321 is a deficient number, since it is larger than the sum of its proper divisors (1).

11144321 is an equidigital number, since it uses as much as digits as its factorization.

11144321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96, while the sum is 17.

The square root of 11144321 is about 3338.3110999426. The cubic root of 11144321 is about 223.3664135054.

Adding to 11144321 its reverse (12344111), we get a palindrome (23488432).

The spelling of 11144321 in words is "eleven million, one hundred forty-four thousand, three hundred twenty-one".