11144136 has 32 divisors (see below), whose sum is σ = 28153440. Its totient is φ = 3675648.

The previous prime is 11144131. The next prime is 11144137. The reversal of 11144136 is 63144111.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (11144131) 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, 66 + ... + 4721.

It is an arithmetic number, because the mean of its divisors is an integer number (879795).

Almost surely, 2^11144136 is an apocalyptic number.

It is an amenable number.

11144136 is an abundant number, since it is smaller than the sum of its proper divisors (17009304).

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

11144136 is a wasteful number, since it uses less digits than its factorization.

11144136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4893 (or 4889 counting only the distinct ones).

The product of its digits is 288, while the sum is 21.

The square root of 11144136 is about 3338.2833912057. The cubic root of 11144136 is about 223.3651775092.

Adding to 11144136 its reverse (63144111), we get a palindrome (74288247).

The spelling of 11144136 in words is "eleven million, one hundred forty-four thousand, one hundred thirty-six".