11041121 has 12 divisors (see below), whose sum is σ = 13832532. Its totient is φ = 8735328.

The previous prime is 11041111. The next prime is 11041157. The reversal of 11041121 is 12114011.

It can be written as a sum of positive squares in 2 ways, for example, as 1030225 + 10010896 = 1015^2 + 3164^2 .

It is not a de Polignac number, because 11041121 - 2²² = 6846817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11041111) 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 11 ways as a sum of consecutive naturals, for example, 8030 + ... + 9303.

It is an arithmetic number, because the mean of its divisors is an integer number (1152711).

Almost surely, 2^11041121 is an apocalyptic number.

It is an amenable number.

11041121 is a deficient number, since it is larger than the sum of its proper divisors (2791411).

11041121 is a wasteful number, since it uses less digits than its factorization.

11041121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17360 (or 17353 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 11041121 is about 3322.8182315619. The cubic root of 11041121 is about 222.6747925828.

Adding to 11041121 its reverse (12114011), we get a palindrome (23155132).

The spelling of 11041121 in words is "eleven million, forty-one thousand, one hundred twenty-one".