14186119681 has 4 divisors (see below), whose sum is σ = 14206890672. Its totient is φ = 14165348692.

The previous prime is 14186119669. The next prime is 14186119687. The reversal of 14186119681 is 18691168141.

It is a happy number.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14186119681 is a prime.

It is a super-2 number, since 2×14186119681² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14186119687) 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 3 ways as a sum of consecutive naturals, for example, 10384471 + ... + 10385836.

It is an arithmetic number, because the mean of its divisors is an integer number (3551722668).

Almost surely, 2^14186119681 is an apocalyptic number.

It is an amenable number.

14186119681 is a deficient number, since it is larger than the sum of its proper divisors (20770991).

14186119681 is an equidigital number, since it uses as much as digits as its factorization.

14186119681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20770990.

The product of its digits is 82944, while the sum is 46.

The spelling of 14186119681 in words is "fourteen billion, one hundred eighty-six million, one hundred nineteen thousand, six hundred eighty-one".