11040042113 has 16 divisors (see below), whose sum is σ = 11734813440. Its totient is φ = 10364910336.

The previous prime is 11040042109. The next prime is 11040042187. The reversal of 11040042113 is 31124004011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11040042113 - 2² = 11040042109 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11040042091 and 11040042100.

It is not an unprimeable number, because it can be changed into a prime (11040042193) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 260756 + ... + 300122.

It is an arithmetic number, because the mean of its divisors is an integer number (733425840).

Almost surely, 2^11040042113 is an apocalyptic number.

It is an amenable number.

11040042113 is a deficient number, since it is larger than the sum of its proper divisors (694771327).

11040042113 is a wasteful number, since it uses less digits than its factorization.

11040042113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39616.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 11040042113 its reverse (31124004011), we get a palindrome (42164046124).

The spelling of 11040042113 in words is "eleven billion, forty million, forty-two thousand, one hundred thirteen".