11441663 has 4 divisors (see below), whose sum is σ = 12114720. Its totient is φ = 10768608.

The previous prime is 11441659. The next prime is 11441669. The reversal of 11441663 is 36614411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11441663 - 2² = 11441659 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11441669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 336503 + ... + 336536.

It is an arithmetic number, because the mean of its divisors is an integer number (3028680).

Almost surely, 2^11441663 is an apocalyptic number.

11441663 is a deficient number, since it is larger than the sum of its proper divisors (673057).

11441663 is an equidigital number, since it uses as much as digits as its factorization.

11441663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673056.

The product of its digits is 1728, while the sum is 26.

The square root of 11441663 is about 3382.5527342526. The cubic root of 11441663 is about 225.3355520033.

The spelling of 11441663 in words is "eleven million, four hundred forty-one thousand, six hundred sixty-three".