14312131340 has 96 divisors (see below), whose sum is σ = 33825617280. Its totient is φ = 5047105536.

The previous prime is 14312131333. The next prime is 14312131391. The reversal of 14312131340 is 4313121341.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5243096 + ... + 5245824.

It is an arithmetic number, because the mean of its divisors is an integer number (352350180).

Almost surely, 2^14312131340 is an apocalyptic number.

14312131340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14312131340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16912808640).

14312131340 is an abundant number, since it is smaller than the sum of its proper divisors (19513485940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14312131340 is a wasteful number, since it uses less digits than its factorization.

14312131340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3651 (or 3649 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 14312131340 its reverse (4313121341), we get a palindrome (18625252681).

Subtracting from 14312131340 its reverse (4313121341), we obtain a palindrome (9999009999).

The spelling of 14312131340 in words is "fourteen billion, three hundred twelve million, one hundred thirty-one thousand, three hundred forty".