14313231442 has 4 divisors (see below), whose sum is σ = 21469847166. Its totient is φ = 7156615720.

The previous prime is 14313231397. The next prime is 14313231451. The reversal of 14313231442 is 24413231341.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 12530787481 + 1782443961 = 111941^2 + 42219^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 14313231442.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3578307859 + ... + 3578307862.

Almost surely, 2^14313231442 is an apocalyptic number.

14313231442 is a deficient number, since it is larger than the sum of its proper divisors (7156615724).

14313231442 is an equidigital number, since it uses as much as digits as its factorization.

14313231442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7156615723.

The product of its digits is 6912, while the sum is 28.

Adding to 14313231442 its reverse (24413231341), we get a palindrome (38726462783).

The spelling of 14313231442 in words is "fourteen billion, three hundred thirteen million, two hundred thirty-one thousand, four hundred forty-two".