14123431312 has 20 divisors (see below), whose sum is σ = 27368578780. Its totient is φ = 7060572288.

The previous prime is 14123431261. The next prime is 14123431319. The reversal of 14123431312 is 21313432141.

It can be written as a sum of positive squares in 2 ways, for example, as 7070119056 + 7053312256 = 84084^2 + 83984^2 .

It is not an unprimeable number, because it can be changed into a prime (14123431319) 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, 35278 + ... + 171730.

It is an arithmetic number, because the mean of its divisors is an integer number (1368428939).

Almost surely, 2^14123431312 is an apocalyptic number.

It is an amenable number.

14123431312 is a deficient number, since it is larger than the sum of its proper divisors (13245147468).

14123431312 is a wasteful number, since it uses less digits than its factorization.

14123431312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142930 (or 142924 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

Adding to 14123431312 its reverse (21313432141), we get a palindrome (35436863453).

The spelling of 14123431312 in words is "fourteen billion, one hundred twenty-three million, four hundred thirty-one thousand, three hundred twelve".