11144286 has 24 divisors (see below), whose sum is σ = 24364080. Its totient is φ = 3681216.

The previous prime is 11144281. The next prime is 11144303. The reversal of 11144286 is 68244111.

It is a happy number.

It is a super-2 number, since 2×11144286² = 248390220899592, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11144281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 706 + ... + 4773.

It is an arithmetic number, because the mean of its divisors is an integer number (1015170).

Almost surely, 2^11144286 is an apocalyptic number.

11144286 is an abundant number, since it is smaller than the sum of its proper divisors (13219794).

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

11144286 is a wasteful number, since it uses less digits than its factorization.

11144286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5600 (or 5597 counting only the distinct ones).

The product of its digits is 1536, while the sum is 27.

The square root of 11144286 is about 3338.3058577668. The cubic root of 11144286 is about 223.3661796693.

Adding to 11144286 its reverse (68244111), we get a palindrome (79388397).

The spelling of 11144286 in words is "eleven million, one hundred forty-four thousand, two hundred eighty-six".