14293971121 has 4 divisors (see below), whose sum is σ = 14296647744. Its totient is φ = 14291294500.

The previous prime is 14293971053. The next prime is 14293971173. The reversal of 14293971121 is 12117939241.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12117939241 = 139 ⋅87179419.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14293971121 is a prime.

It is a super-2 number, since 2×14293971121² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14293971221) 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 in 3 ways as a sum of consecutive naturals, for example, 1330285 + ... + 1340986.

It is an arithmetic number, because the mean of its divisors is an integer number (3574161936).

Almost surely, 2^14293971121 is an apocalyptic number.

It is an amenable number.

14293971121 is a deficient number, since it is larger than the sum of its proper divisors (2676623).

14293971121 is an equidigital number, since it uses as much as digits as its factorization.

14293971121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2676622.

The product of its digits is 27216, while the sum is 40.

The spelling of 14293971121 in words is "fourteen billion, two hundred ninety-three million, nine hundred seventy-one thousand, one hundred twenty-one".