14214661 has 2 divisors, whose sum is σ = 14214662. Its totient is φ = 14214660.

The previous prime is 14214649. The next prime is 14214677. The reversal of 14214661 is 16641241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8014561 + 6200100 = 2831^2 + 2490^2 .

It is a cyclic number.

It is not a de Polignac number, because 14214661 - 2⁹ = 14214149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14214691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7107330 + 7107331.

It is an arithmetic number, because the mean of its divisors is an integer number (7107331).

Almost surely, 2^14214661 is an apocalyptic number.

It is an amenable number.

14214661 is a deficient number, since it is larger than the sum of its proper divisors (1).

14214661 is an equidigital number, since it uses as much as digits as its factorization.

14214661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 25.

The square root of 14214661 is about 3770.2335471427. The cubic root of 14214661 is about 242.2398016853.

The spelling of 14214661 in words is "fourteen million, two hundred fourteen thousand, six hundred sixty-one".