11660443 has 2 divisors, whose sum is σ = 11660444. Its totient is φ = 11660442.

The previous prime is 11660413. The next prime is 11660459. The reversal of 11660443 is 34406611.

11660443 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (34406611) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11660443 is a prime.

It is not a weakly prime, because it can be changed into another prime (11660413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5830221 + 5830222.

It is an arithmetic number, because the mean of its divisors is an integer number (5830222).

Almost surely, 2^11660443 is an apocalyptic number.

11660443 is a deficient number, since it is larger than the sum of its proper divisors (1).

11660443 is an equidigital number, since it uses as much as digits as its factorization.

11660443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 11660443 is about 3414.7390822726. The cubic root of 11660443 is about 226.7627334522.

The spelling of 11660443 in words is "eleven million, six hundred sixty thousand, four hundred forty-three".