14343727561 has 2 divisors, whose sum is σ = 14343727562. Its totient is φ = 14343727560.

The previous prime is 14343727481. The next prime is 14343727591. The reversal of 14343727561 is 16572734341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13486409161 + 857318400 = 116131^2 + 29280^2 .

It is a cyclic number.

It is not a de Polignac number, because 14343727561 - 2⁹ = 14343727049 is a prime.

It is not a weakly prime, because it can be changed into another prime (14343727591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7171863780 + 7171863781.

It is an arithmetic number, because the mean of its divisors is an integer number (7171863781).

Almost surely, 2^14343727561 is an apocalyptic number.

It is an amenable number.

14343727561 is a deficient number, since it is larger than the sum of its proper divisors (1).

14343727561 is an equidigital number, since it uses as much as digits as its factorization.

14343727561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 423360, while the sum is 43.

The spelling of 14343727561 in words is "fourteen billion, three hundred forty-three million, seven hundred twenty-seven thousand, five hundred sixty-one".