11244021 has 8 divisors (see below), whose sum is σ = 15873984. Its totient is φ = 7055040.

The previous prime is 11244019. The next prime is 11244071. The reversal of 11244021 is 12044211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11244021 - 2¹ = 11244019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11244011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110185 + ... + 110286.

It is an arithmetic number, because the mean of its divisors is an integer number (1984248).

Almost surely, 2^11244021 is an apocalyptic number.

It is an amenable number.

11244021 is a deficient number, since it is larger than the sum of its proper divisors (4629963).

11244021 is a wasteful number, since it uses less digits than its factorization.

11244021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220491.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 11244021 is about 3353.2105510988. The cubic root of 11244021 is about 224.0305350062.

Adding to 11244021 its reverse (12044211), we get a palindrome (23288232).

The spelling of 11244021 in words is "eleven million, two hundred forty-four thousand, twenty-one".