11144121 has 16 divisors (see below), whose sum is σ = 15582336. Its totient is φ = 7070976.

The previous prime is 11144117. The next prime is 11144131. The reversal of 11144121 is 12144111.

11144121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11144121 - 2² = 11144117 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11144121.

It is not an unprimeable number, because it can be changed into a prime (11144131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25521 + ... + 25953.

It is an arithmetic number, because the mean of its divisors is an integer number (973896).

Almost surely, 2^11144121 is an apocalyptic number.

It is an amenable number.

11144121 is a deficient number, since it is larger than the sum of its proper divisors (4438215).

11144121 is a wasteful number, since it uses less digits than its factorization.

11144121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832.

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

The square root of 11144121 is about 3338.2811445413. The cubic root of 11144121 is about 223.3650772927.

Adding to 11144121 its reverse (12144111), we get a palindrome (23288232).

The spelling of 11144121 in words is "eleven million, one hundred forty-four thousand, one hundred twenty-one".