11123345667853 has 2 divisors, whose sum is σ = 11123345667854. Its totient is φ = 11123345667852.

The previous prime is 11123345667701. The next prime is 11123345667871. The reversal of 11123345667853 is 35876654332111.

11123345667853 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6936259807684 + 4187085860169 = 2633678^2 + 2046237^2 .

It is a cyclic number.

It is not a de Polignac number, because 11123345667853 - 2³³ = 11114755733261 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11123345667794 and 11123345667803.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11123345661853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5561672833926 + 5561672833927.

It is an arithmetic number, because the mean of its divisors is an integer number (5561672833927).

Almost surely, 2^{11123345667853} is an apocalyptic number.

It is an amenable number.

11123345667853 is a deficient number, since it is larger than the sum of its proper divisors (1).

11123345667853 is an equidigital number, since it uses as much as digits as its factorization.

11123345667853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10886400, while the sum is 55.

Adding to 11123345667853 its reverse (35876654332111), we get a palindrome (46999999999964).

The spelling of 11123345667853 in words is "eleven trillion, one hundred twenty-three billion, three hundred forty-five million, six hundred sixty-seven thousand, eight hundred fifty-three".