14650621 has 2 divisors, whose sum is σ = 14650622. Its totient is φ = 14650620.

The previous prime is 14650567. The next prime is 14650661. The reversal of 14650621 is 12605641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12924025 + 1726596 = 3595^2 + 1314^2 .

It is a cyclic number.

It is not a de Polignac number, because 14650621 - 2⁹ = 14650109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14650661) by changing a digit.

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

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7325310 + 7325311.

It is an arithmetic number, because the mean of its divisors is an integer number (7325311).

Almost surely, 2^14650621 is an apocalyptic number.

It is an amenable number.

14650621 is a deficient number, since it is larger than the sum of its proper divisors (1).

14650621 is an equidigital number, since it uses as much as digits as its factorization.

14650621 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 14650621 is about 3827.6129637151. The cubic root of 14650621 is about 244.6913842860.

The spelling of 14650621 in words is "fourteen million, six hundred fifty thousand, six hundred twenty-one".