11221393 has 2 divisors, whose sum is σ = 11221394. Its totient is φ = 11221392.

The previous prime is 11221373. The next prime is 11221417. The reversal of 11221393 is 39312211.

11221393 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7772944 + 3448449 = 2788^2 + 1857^2 .

It is a cyclic number.

It is not a de Polignac number, because 11221393 - 2¹³ = 11213201 is a prime.

It is not a weakly prime, because it can be changed into another prime (11221303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610696 + 5610697.

It is an arithmetic number, because the mean of its divisors is an integer number (5610697).

Almost surely, 2^11221393 is an apocalyptic number.

It is an amenable number.

11221393 is a deficient number, since it is larger than the sum of its proper divisors (1).

11221393 is an equidigital number, since it uses as much as digits as its factorization.

11221393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 324, while the sum is 22.

The square root of 11221393 is about 3349.8347720447. The cubic root of 11221393 is about 223.8801508639.

The spelling of 11221393 in words is "eleven million, two hundred twenty-one thousand, three hundred ninety-three".