11012144 has 40 divisors (see below), whose sum is σ = 25071312. Its totient is φ = 4619520.

The previous prime is 11012129. The next prime is 11012167. The reversal of 11012144 is 44121011.

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, 119 + ... + 4694.

Almost surely, 2^11012144 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 11012144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12535656).

11012144 is an abundant number, since it is smaller than the sum of its proper divisors (14059168).

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

11012144 is a wasteful number, since it uses less digits than its factorization.

11012144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4845 (or 4839 counting only the distinct ones).

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

The square root of 11012144 is about 3318.4550622240. The cubic root of 11012144 is about 222.4798214247.

Adding to 11012144 its reverse (44121011), we get a palindrome (55133155).

The spelling of 11012144 in words is "eleven million, twelve thousand, one hundred forty-four".