11133441 has 12 divisors (see below), whose sum is σ = 17543760. Its totient is φ = 6747480.

The previous prime is 11133413. The next prime is 11133443. The reversal of 11133441 is 14433111.

It is not a de Polignac number, because 11133441 - 2⁶ = 11133377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11133443) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56131 + ... + 56328.

It is an arithmetic number, because the mean of its divisors is an integer number (1461980).

Almost surely, 2^11133441 is an apocalyptic number.

11133441 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11133441 is a deficient number, since it is larger than the sum of its proper divisors (6410319).

11133441 is a wasteful number, since it uses less digits than its factorization.

11133441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112476 (or 112473 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 11133441 is about 3336.6811354998. The cubic root of 11133441 is about 223.2937003011.

Adding to 11133441 its reverse (14433111), we get a palindrome (25566552).

It can be divided in two parts, 1113 and 3441, that added together give a palindrome (4554).

The spelling of 11133441 in words is "eleven million, one hundred thirty-three thousand, four hundred forty-one".