11144238 has 16 divisors (see below), whose sum is σ = 25472640. Its totient is φ = 3184056.

The previous prime is 11144219. The next prime is 11144261. The reversal of 11144238 is 83244111.

It is a congruent number.

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, 132628 + ... + 132711.

It is an arithmetic number, because the mean of its divisors is an integer number (1592040).

Almost surely, 2^11144238 is an apocalyptic number.

11144238 is an abundant number, since it is smaller than the sum of its proper divisors (14328402).

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

11144238 is a wasteful number, since it uses less digits than its factorization.

11144238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265351.

The product of its digits is 768, while the sum is 24.

The square root of 11144238 is about 3338.2986684837. The cubic root of 11144238 is about 223.3658589791.

Adding to 11144238 its reverse (83244111), we get a palindrome (94388349).

The spelling of 11144238 in words is "eleven million, one hundred forty-four thousand, two hundred thirty-eight".