11985683 has 2 divisors, whose sum is σ = 11985684. Its totient is φ = 11985682.

The previous prime is 11985667. The next prime is 11985689. The reversal of 11985683 is 38658911.

It is a strong prime.

It is an emirp because it is prime and its reverse (38658911) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11985683 - 2⁴ = 11985667 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11985683.

It is not a weakly prime, because it can be changed into another prime (11985689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5992841 + 5992842.

It is an arithmetic number, because the mean of its divisors is an integer number (5992842).

Almost surely, 2^11985683 is an apocalyptic number.

11985683 is a deficient number, since it is larger than the sum of its proper divisors (1).

11985683 is an equidigital number, since it uses as much as digits as its factorization.

11985683 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 41.

The square root of 11985683 is about 3462.0345174478. The cubic root of 11985683 is about 228.8517629779.

The spelling of 11985683 in words is "eleven million, nine hundred eighty-five thousand, six hundred eighty-three".