11441121 has 8 divisors (see below), whose sum is σ = 15482784. Its totient is φ = 7513440.

The previous prime is 11441117. The next prime is 11441123. The reversal of 11441121 is 12114411.

11441121 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 not a de Polignac number, because 11441121 - 2² = 11441117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11441121.

It is not an unprimeable number, because it can be changed into a prime (11441123) 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 in 7 ways as a sum of consecutive naturals, for example, 28260 + ... + 28661.

It is an arithmetic number, because the mean of its divisors is an integer number (1935348).

Almost surely, 2^11441121 is an apocalyptic number.

It is an amenable number.

11441121 is a deficient number, since it is larger than the sum of its proper divisors (4041663).

11441121 is an equidigital number, since it uses as much as digits as its factorization.

11441121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56991.

The product of its digits is 32, while the sum is 15.

The square root of 11441121 is about 3382.4726162971. The cubic root of 11441121 is about 225.3319938434.

Adding to 11441121 its reverse (12114411), we get a palindrome (23555532).

The spelling of 11441121 in words is "eleven million, four hundred forty-one thousand, one hundred twenty-one".