14396561 has 2 divisors, whose sum is σ = 14396562. Its totient is φ = 14396560.

The previous prime is 14396527. The next prime is 14396573. The reversal of 14396561 is 16569341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13366336 + 1030225 = 3656^2 + 1015^2 .

It is a cyclic number.

It is not a de Polignac number, because 14396561 - 2⁶ = 14396497 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (14396581) 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 as a sum of consecutive naturals, namely, 7198280 + 7198281.

It is an arithmetic number, because the mean of its divisors is an integer number (7198281).

Almost surely, 2^14396561 is an apocalyptic number.

It is an amenable number.

14396561 is a deficient number, since it is larger than the sum of its proper divisors (1).

14396561 is an equidigital number, since it uses as much as digits as its factorization.

14396561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19440, while the sum is 35.

The square root of 14396561 is about 3794.2800371085. The cubic root of 14396561 is about 243.2687109729.

It can be divided in two parts, 1439 and 6561, that added together give a cube (8000 = 20³).

The spelling of 14396561 in words is "fourteen million, three hundred ninety-six thousand, five hundred sixty-one".