14243272891 has 2 divisors, whose sum is σ = 14243272892. Its totient is φ = 14243272890.

The previous prime is 14243272837. The next prime is 14243272931. The reversal of 14243272891 is 19827234241.

It is a strong prime.

It is an emirp because it is prime and its reverse (19827234241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14243272891 - 2¹¹ = 14243270843 is a prime.

It is not a weakly prime, because it can be changed into another prime (14243278891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7121636445 + 7121636446.

It is an arithmetic number, because the mean of its divisors is an integer number (7121636446).

Almost surely, 2^14243272891 is an apocalyptic number.

14243272891 is a deficient number, since it is larger than the sum of its proper divisors (1).

14243272891 is an equidigital number, since it uses as much as digits as its factorization.

14243272891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 193536, while the sum is 43.

The spelling of 14243272891 in words is "fourteen billion, two hundred forty-three million, two hundred seventy-two thousand, eight hundred ninety-one".