11240113 has 4 divisors (see below), whose sum is σ = 11315700. Its totient is φ = 11164528.

The previous prime is 11240087. The next prime is 11240129. The reversal of 11240113 is 31104211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6796449 + 4443664 = 2607^2 + 2108^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11240113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11240093 and 11240102.

It is not an unprimeable number, because it can be changed into a prime (11240183) 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 3 ways as a sum of consecutive naturals, for example, 37570 + ... + 37867.

It is an arithmetic number, because the mean of its divisors is an integer number (2828925).

Almost surely, 2^11240113 is an apocalyptic number.

It is an amenable number.

11240113 is a deficient number, since it is larger than the sum of its proper divisors (75587).

11240113 is an equidigital number, since it uses as much as digits as its factorization.

11240113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75586.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 11240113 is about 3352.6277753428. The cubic root of 11240113 is about 224.0045771280.

Adding to 11240113 its reverse (31104211), we get a palindrome (42344324).

The spelling of 11240113 in words is "eleven million, two hundred forty thousand, one hundred thirteen".