11134040013 has 6 divisors (see below), whose sum is σ = 16082502254. Its totient is φ = 7422693336.

The previous prime is 11134039999. The next prime is 11134040017. The reversal of 11134040013 is 31004043111.

It can be written as a sum of positive squares in only one way, i.e., 11120335209 + 13704804 = 105453^2 + 3702^2 .

It is not a de Polignac number, because 11134040013 - 2⁸ = 11134039757 is a prime.

It is a super-2 number, since 2×11134040013² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11134040017) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 618557770 + ... + 618557787.

Almost surely, 2^11134040013 is an apocalyptic number.

It is an amenable number.

11134040013 is a deficient number, since it is larger than the sum of its proper divisors (4948462241).

11134040013 is a wasteful number, since it uses less digits than its factorization.

11134040013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1237115563 (or 1237115560 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11134040013 its reverse (31004043111), we get a palindrome (42138083124).

The spelling of 11134040013 in words is "eleven billion, one hundred thirty-four million, forty thousand, thirteen".