11068108138 has 8 divisors (see below), whose sum is σ = 16610956740. Its totient is φ = 5531122560.

The previous prime is 11068108123. The next prime is 11068108147. The reversal of 11068108138 is 83180186011.

It can be written as a sum of positive squares in 2 ways, for example, as 10585734769 + 482373369 = 102887^2 + 21963^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 11068108097 and 11068108106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1461033 + ... + 1468588.

Almost surely, 2^11068108138 is an apocalyptic number.

11068108138 is a deficient number, since it is larger than the sum of its proper divisors (5542848602).

11068108138 is a wasteful number, since it uses less digits than its factorization.

11068108138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2931512.

The product of its (nonzero) digits is 9216, while the sum is 37.

The spelling of 11068108138 in words is "eleven billion, sixty-eight million, one hundred eight thousand, one hundred thirty-eight".