14636861 has 2 divisors, whose sum is σ = 14636862. Its totient is φ = 14636860.

The previous prime is 14636857. The next prime is 14636873. The reversal of 14636861 is 16863641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9114361 + 5522500 = 3019^2 + 2350^2 .

It is a cyclic number.

It is not a de Polignac number, because 14636861 - 2² = 14636857 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14636891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7318430 + 7318431.

It is an arithmetic number, because the mean of its divisors is an integer number (7318431).

Almost surely, 2^14636861 is an apocalyptic number.

It is an amenable number.

14636861 is a deficient number, since it is larger than the sum of its proper divisors (1).

14636861 is an equidigital number, since it uses as much as digits as its factorization.

14636861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 35.

The square root of 14636861 is about 3825.8150765556. The cubic root of 14636861 is about 244.6147548132.

The spelling of 14636861 in words is "fourteen million, six hundred thirty-six thousand, eight hundred sixty-one".