11043361 has 4 divisors (see below), whose sum is σ = 12620992. Its totient is φ = 9465732.

The previous prime is 11043359. The next prime is 11043371. The reversal of 11043361 is 16334011.

11043361 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, and also an emirpimes, since its reverse is a distinct semiprime: 16334011 = 1721 ⋅9491.

It is a cyclic number.

It is not a de Polignac number, because 11043361 - 2¹ = 11043359 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (11043341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 788805 + ... + 788818.

It is an arithmetic number, because the mean of its divisors is an integer number (3155248).

Almost surely, 2^11043361 is an apocalyptic number.

It is an amenable number.

11043361 is a deficient number, since it is larger than the sum of its proper divisors (1577631).

11043361 is an equidigital number, since it uses as much as digits as its factorization.

11043361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1577630.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 11043361 is about 3323.1552777443. The cubic root of 11043361 is about 222.6898501664.

Adding to 11043361 its reverse (16334011), we get a palindrome (27377372).

It can be divided in two parts, 1104 and 3361, that added together give a triangular number (4465 = T₉₄).

The spelling of 11043361 in words is "eleven million, forty-three thousand, three hundred sixty-one".