14240647 has 2 divisors, whose sum is σ = 14240648. Its totient is φ = 14240646.

The previous prime is 14240581. The next prime is 14240651. The reversal of 14240647 is 74604241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14240647 - 2¹⁹ = 13716359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14240047) 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, 7120323 + 7120324.

It is an arithmetic number, because the mean of its divisors is an integer number (7120324).

Almost surely, 2^14240647 is an apocalyptic number.

14240647 is a deficient number, since it is larger than the sum of its proper divisors (1).

14240647 is an equidigital number, since it uses as much as digits as its factorization.

14240647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 14240647 is about 3773.6781791774. The cubic root of 14240647 is about 242.3873256978.

Adding to 14240647 its reverse (74604241), we get a palindrome (88844888).

The spelling of 14240647 in words is "fourteen million, two hundred forty thousand, six hundred forty-seven".