14156441447 has 2 divisors, whose sum is σ = 14156441448. Its totient is φ = 14156441446.

The previous prime is 14156441441. The next prime is 14156441449. The reversal of 14156441447 is 74414465141.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14156441447 - 2⁸ = 14156441191 is a prime.

Together with 14156441449, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14156441441) 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, 7078220723 + 7078220724.

It is an arithmetic number, because the mean of its divisors is an integer number (7078220724).

Almost surely, 2^14156441447 is an apocalyptic number.

14156441447 is a deficient number, since it is larger than the sum of its proper divisors (1).

14156441447 is an equidigital number, since it uses as much as digits as its factorization.

14156441447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 215040, while the sum is 41.

The spelling of 14156441447 in words is "fourteen billion, one hundred fifty-six million, four hundred forty-one thousand, four hundred forty-seven".