11043872 has 48 divisors (see below), whose sum is σ = 25401600. Its totient is φ = 4627968.

The previous prime is 11043869. The next prime is 11043881. The reversal of 11043872 is 27834011.

It is a nialpdrome in base 16.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10004 + ... + 11052.

It is an arithmetic number, because the mean of its divisors is an integer number (529200).

Almost surely, 2^11043872 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11043872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12700800).

11043872 is an abundant number, since it is smaller than the sum of its proper divisors (14357728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11043872 is a wasteful number, since it uses less digits than its factorization.

11043872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1113 (or 1105 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 11043872 is about 3323.2321616162. The cubic root of 11043872 is about 222.6932848924.

Adding to 11043872 its reverse (27834011), we get a palindrome (38877883).

The spelling of 11043872 in words is "eleven million, forty-three thousand, eight hundred seventy-two".