11440393 has 2 divisors, whose sum is σ = 11440394. Its totient is φ = 11440392.

The previous prime is 11440391. The next prime is 11440397. The reversal of 11440393 is 39304411.

It is a happy number.

11440393 is digitally balanced in base 3, 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., 6718464 + 4721929 = 2592^2 + 2173^2 .

It is a cyclic number.

It is not a de Polignac number, because 11440393 - 2¹ = 11440391 is a prime.

Together with 11440391, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11440391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5720196 + 5720197.

It is an arithmetic number, because the mean of its divisors is an integer number (5720197).

Almost surely, 2^11440393 is an apocalyptic number.

It is an amenable number.

11440393 is a deficient number, since it is larger than the sum of its proper divisors (1).

11440393 is an equidigital number, since it uses as much as digits as its factorization.

11440393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 11440393 is about 3382.3650010015. The cubic root of 11440393 is about 225.3272144408.

The spelling of 11440393 in words is "eleven million, four hundred forty thousand, three hundred ninety-three".