11103552 has 84 divisors (see below), whose sum is σ = 32749236. Its totient is φ = 3594240.

The previous prime is 11103539. The next prime is 11103569. The reversal of 11103552 is 25530111.

11103552 is a `hidden beast` number, since 1 + 110 + 3 + 552 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 6843456 + 4260096 = 2616^2 + 2064^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21052 + ... + 21572.

Almost surely, 2^11103552 is an apocalyptic number.

11103552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11103552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16374618).

11103552 is an abundant number, since it is smaller than the sum of its proper divisors (21645684).

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

11103552 is a wasteful number, since it uses less digits than its factorization.

11103552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576 (or 563 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The square root of 11103552 is about 3332.1992737530. The cubic root of 11103552 is about 223.0937020338.

Adding to 11103552 its reverse (25530111), we get a palindrome (36633663).

The spelling of 11103552 in words is "eleven million, one hundred three thousand, five hundred fifty-two".