14013312321 has 8 divisors (see below), whose sum is σ = 18740866144. Its totient is φ = 9313983360.

The previous prime is 14013312311. The next prime is 14013312329. The reversal of 14013312321 is 12321331041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14013312321 - 2¹⁴ = 14013295937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14013312329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7055056 + ... + 7057041.

It is an arithmetic number, because the mean of its divisors is an integer number (2342608268).

Almost surely, 2^14013312321 is an apocalyptic number.

It is an amenable number.

14013312321 is a deficient number, since it is larger than the sum of its proper divisors (4727553823).

14013312321 is a wasteful number, since it uses less digits than its factorization.

14013312321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14112431.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 14013312321 its reverse (12321331041), we get a palindrome (26334643362).

The spelling of 14013312321 in words is "fourteen billion, thirteen million, three hundred twelve thousand, three hundred twenty-one".