11421044 has 6 divisors (see below), whose sum is σ = 19986834. Its totient is φ = 5710520.

The previous prime is 11421037. The next prime is 11421061. The reversal of 11421044 is 44012411.

11421044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 7772944 + 3648100 = 2788^2 + 1910^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1427627 + ... + 1427634.

It is an arithmetic number, because the mean of its divisors is an integer number (3331139).

Almost surely, 2^11421044 is an apocalyptic number.

It is an amenable number.

11421044 is a deficient number, since it is larger than the sum of its proper divisors (8565790).

11421044 is a wasteful number, since it uses less digits than its factorization.

11421044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2855265 (or 2855263 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 11421044 is about 3379.5035138316. The cubic root of 11421044 is about 225.2001116828.

Adding to 11421044 its reverse (44012411), we get a palindrome (55433455).

The spelling of 11421044 in words is "eleven million, four hundred twenty-one thousand, forty-four".