11423133143 has 4 divisors (see below), whose sum is σ = 11423885760. Its totient is φ = 11422380528.

The previous prime is 11423133109. The next prime is 11423133181. The reversal of 11423133143 is 34133132411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11423133143 - 2⁶ = 11423133079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11423132143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353063 + ... + 384056.

It is an arithmetic number, because the mean of its divisors is an integer number (2855971440).

Almost surely, 2^11423133143 is an apocalyptic number.

11423133143 is a deficient number, since it is larger than the sum of its proper divisors (752617).

11423133143 is an equidigital number, since it uses as much as digits as its factorization.

11423133143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752616.

The product of its digits is 2592, while the sum is 26.

Adding to 11423133143 its reverse (34133132411), we get a palindrome (45556265554).

The spelling of 11423133143 in words is "eleven billion, four hundred twenty-three million, one hundred thirty-three thousand, one hundred forty-three".