14320447 has 2 divisors, whose sum is σ = 14320448. Its totient is φ = 14320446.

The previous prime is 14320381. The next prime is 14320451. The reversal of 14320447 is 74402341.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14320447 - 2¹¹ = 14318399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14320847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7160223 + 7160224.

It is an arithmetic number, because the mean of its divisors is an integer number (7160224).

Almost surely, 2^14320447 is an apocalyptic number.

14320447 is a deficient number, since it is larger than the sum of its proper divisors (1).

14320447 is an equidigital number, since it uses as much as digits as its factorization.

14320447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 14320447 is about 3784.2366469342. The cubic root of 14320447 is about 242.8392361323.

Adding to 14320447 its reverse (74402341), we get a palindrome (88722788).

The spelling of 14320447 in words is "fourteen million, three hundred twenty thousand, four hundred forty-seven".