11081124 has 60 divisors (see below), whose sum is σ = 30248064. Its totient is φ = 3530736.

The previous prime is 11081117. The next prime is 11081129. The reversal of 11081124 is 42118011.

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

It is a junction number, because it is equal to n+sod(n) for n = 11081097 and 11081106.

It is not an unprimeable number, because it can be changed into a prime (11081129) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6709 + ... + 8195.

Almost surely, 2^11081124 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 11081124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15124032).

11081124 is an abundant number, since it is smaller than the sum of its proper divisors (19166940).

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

11081124 is a wasteful number, since it uses less digits than its factorization.

11081124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1526 (or 1515 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

The square root of 11081124 is about 3328.8322276738. The cubic root of 11081124 is about 222.9433922286.

Adding to 11081124 its reverse (42118011), we get a palindrome (53199135).

The spelling of 11081124 in words is "eleven million, eighty-one thousand, one hundred twenty-four".