12011344 has 20 divisors (see below), whose sum is σ = 24497440. Its totient is φ = 5689440.

The previous prime is 12011323. The next prime is 12011357. The reversal of 12011344 is 44311021.

12011344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-4 number, since 4×12011344⁴ (a number of 29 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19452 + ... + 20059.

It is an arithmetic number, because the mean of its divisors is an integer number (1224872).

Almost surely, 2^12011344 is an apocalyptic number.

It is an amenable number.

12011344 is an abundant number, since it is smaller than the sum of its proper divisors (12486096).

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

12011344 is a wasteful number, since it uses less digits than its factorization.

12011344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39538 (or 39532 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 12011344 is about 3465.7385937200. The cubic root of 12011344 is about 229.0149682251.

Adding to 12011344 its reverse (44311021), we get a palindrome (56322365).

The spelling of 12011344 in words is "twelve million, eleven thousand, three hundred forty-four".