11009941 has 4 divisors (see below), whose sum is σ = 11046112. Its totient is φ = 10973772.

The previous prime is 11009927. The next prime is 11009953. The reversal of 11009941 is 14990011.

11009941 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11009941 - 2⁹ = 11009429 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11009041) 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, 17625 + ... + 18238.

It is an arithmetic number, because the mean of its divisors is an integer number (2761528).

Almost surely, 2^11009941 is an apocalyptic number.

It is an amenable number.

11009941 is a deficient number, since it is larger than the sum of its proper divisors (36171).

11009941 is an equidigital number, since it uses as much as digits as its factorization.

11009941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36170.

The product of its (nonzero) digits is 324, while the sum is 25.

The square root of 11009941 is about 3318.1231140511. The cubic root of 11009941 is about 222.4649846005.

Adding to 11009941 its reverse (14990011), we get a palindrome (25999952).

The spelling of 11009941 in words is "eleven million, nine thousand, nine hundred forty-one".