11102144 has 28 divisors (see below), whose sum is σ = 22573488. Its totient is φ = 5414400.

The previous prime is 11102141. The next prime is 11102153. The reversal of 11102144 is 44120111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11102141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 509 + ... + 4739.

It is an arithmetic number, because the mean of its divisors is an integer number (806196).

Almost surely, 2^11102144 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 11102144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11286744).

11102144 is an abundant number, since it is smaller than the sum of its proper divisors (11471344).

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

11102144 is an equidigital number, since it uses as much as digits as its factorization.

11102144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4284 (or 4274 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 11102144 is about 3331.9879951765. The cubic root of 11102144 is about 223.0842717418.

Adding to 11102144 its reverse (44120111), we get a palindrome (55222255).

The spelling of 11102144 in words is "eleven million, one hundred two thousand, one hundred forty-four".