11111341143 has 8 divisors (see below), whose sum is σ = 16931567488. Its totient is φ = 6349337784.

The previous prime is 11111341133. The next prime is 11111341181. The reversal of 11111341143 is 34114311111.

11111341143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11111341143 - 2⁴ = 11111341127 is a prime.

It is a super-2 number, since 2×11111341143² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 529111483 = 11111341143 / (1 + 1 + 1 + 1 + 1 + 3 + 4 + 1 + 1 + 4 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11111341103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264555721 + ... + 264555762.

It is an arithmetic number, because the mean of its divisors is an integer number (2116445936).

Almost surely, 2^11111341143 is an apocalyptic number.

11111341143 is a deficient number, since it is larger than the sum of its proper divisors (5820226345).

11111341143 is an equidigital number, since it uses as much as digits as its factorization.

11111341143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529111493.

The product of its digits is 144, while the sum is 21.

Adding to 11111341143 its reverse (34114311111), we get a palindrome (45225652254).

The spelling of 11111341143 in words is "eleven billion, one hundred eleven million, three hundred forty-one thousand, one hundred forty-three".