11234440143 has 6 divisors (see below), whose sum is σ = 16227524664. Its totient is φ = 7489626756.

The previous prime is 11234440093. The next prime is 11234440159. The reversal of 11234440143 is 34104443211.

It is not a de Polignac number, because 11234440143 - 2⁶ = 11234440079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11234440163) 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, 624135555 + ... + 624135572.

It is an arithmetic number, because the mean of its divisors is an integer number (2704587444).

Almost surely, 2^11234440143 is an apocalyptic number.

11234440143 is a deficient number, since it is larger than the sum of its proper divisors (4993084521).

11234440143 is a wasteful number, since it uses less digits than its factorization.

11234440143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1248271133 (or 1248271130 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 11234440143 its reverse (34104443211), we get a palindrome (45338883354).

The spelling of 11234440143 in words is "eleven billion, two hundred thirty-four million, four hundred forty thousand, one hundred forty-three".