11143314423 has 24 divisors (see below), whose sum is σ = 16745828736. Its totient is φ = 7404939000.

The previous prime is 11143314419. The next prime is 11143314443. The reversal of 11143314423 is 32441334111.

It is not a de Polignac number, because 11143314423 - 2² = 11143314419 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11143314443) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1848 + ... + 149298.

It is an arithmetic number, because the mean of its divisors is an integer number (697742864).

Almost surely, 2^11143314423 is an apocalyptic number.

11143314423 is a deficient number, since it is larger than the sum of its proper divisors (5602514313).

11143314423 is an equidigital number, since it uses as much as digits as its factorization.

11143314423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147777 (or 147765 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

Adding to 11143314423 its reverse (32441334111), we get a palindrome (43584648534).

The spelling of 11143314423 in words is "eleven billion, one hundred forty-three million, three hundred fourteen thousand, four hundred twenty-three".