11044381 has 4 divisors (see below), whose sum is σ = 11151712. Its totient is φ = 10937052.

The previous prime is 11044361. The next prime is 11044399. The reversal of 11044381 is 18344011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 18344011 = 7 ⋅2620573.

It is a cyclic number.

It is not a de Polignac number, because 11044381 - 2⁵ = 11044349 is a prime.

It is a super-2 number, since 2×11044381² = 243956703346322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11044321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53511 + ... + 53716.

It is an arithmetic number, because the mean of its divisors is an integer number (2787928).

Almost surely, 2^11044381 is an apocalyptic number.

It is an amenable number.

11044381 is a deficient number, since it is larger than the sum of its proper divisors (107331).

11044381 is a wasteful number, since it uses less digits than its factorization.

11044381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107330.

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 11044381 is about 3323.3087428044. The cubic root of 11044381 is about 222.6967060699.

Adding to 11044381 its reverse (18344011), we get a palindrome (29388392).

The spelling of 11044381 in words is "eleven million, forty-four thousand, three hundred eighty-one".