11116641 has 8 divisors (see below), whose sum is σ = 14876064. Its totient is φ = 7384160.

The previous prime is 11116639. The next prime is 11116649. The reversal of 11116641 is 14661111.

11116641 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11116641 - 2¹ = 11116639 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11116649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5751 + ... + 7436.

It is an arithmetic number, because the mean of its divisors is an integer number (1859508).

Almost surely, 2^11116641 is an apocalyptic number.

It is an amenable number.

11116641 is a deficient number, since it is larger than the sum of its proper divisors (3759423).

11116641 is a wasteful number, since it uses less digits than its factorization.

11116641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13471.

The product of its digits is 144, while the sum is 21.

The square root of 11116641 is about 3334.1627134860. The cubic root of 11116641 is about 223.1813294528.

Adding to 11116641 its reverse (14661111), we get a palindrome (25777752).

The spelling of 11116641 in words is "eleven million, one hundred sixteen thousand, six hundred forty-one".