14020997927 has 4 divisors (see below), whose sum is σ = 14021269680. Its totient is φ = 14020726176.

The previous prime is 14020997909. The next prime is 14020997933. The reversal of 14020997927 is 72979902041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72979902041 = 14153 ⋅5156497.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14020997927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14020997957) 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, 32027 + ... + 170492.

It is an arithmetic number, because the mean of its divisors is an integer number (3505317420).

Almost surely, 2^14020997927 is an apocalyptic number.

14020997927 is a deficient number, since it is larger than the sum of its proper divisors (271753).

14020997927 is an equidigital number, since it uses as much as digits as its factorization.

14020997927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271752.

The product of its (nonzero) digits is 571536, while the sum is 50.

The spelling of 14020997927 in words is "fourteen billion, twenty million, nine hundred ninety-seven thousand, nine hundred twenty-seven".