11123143255 has 8 divisors (see below), whose sum is σ = 15254596512. Its totient is φ = 7627298208.

The previous prime is 11123143223. The next prime is 11123143261. The reversal of 11123143255 is 55234132111.

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

It is a cyclic number.

It is not a de Polignac number, because 11123143255 - 2⁵ = 11123143223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158902012 + ... + 158902081.

It is an arithmetic number, because the mean of its divisors is an integer number (1906824564).

Almost surely, 2^11123143255 is an apocalyptic number.

11123143255 is a deficient number, since it is larger than the sum of its proper divisors (4131453257).

11123143255 is an equidigital number, since it uses as much as digits as its factorization.

11123143255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317804105.

The product of its digits is 3600, while the sum is 28.

Adding to 11123143255 its reverse (55234132111), we get a palindrome (66357275366).

The spelling of 11123143255 in words is "eleven billion, one hundred twenty-three million, one hundred forty-three thousand, two hundred fifty-five".