11841686 has 16 divisors (see below), whose sum is σ = 18681840. Its totient is φ = 5621280.

The previous prime is 11841671. The next prime is 11841689. The reversal of 11841686 is 68614811.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11841689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1865 + ... + 5211.

It is an arithmetic number, because the mean of its divisors is an integer number (1167615).

Almost surely, 2^11841686 is an apocalyptic number.

11841686 is a deficient number, since it is larger than the sum of its proper divisors (6840154).

11841686 is a wasteful number, since it uses less digits than its factorization.

11841686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3439.

The product of its digits is 9216, while the sum is 35.

The square root of 11841686 is about 3441.1750899947. The cubic root of 11841686 is about 227.9315866352.

The spelling of 11841686 in words is "eleven million, eight hundred forty-one thousand, six hundred eighty-six".