14407447 has 2 divisors, whose sum is σ = 14407448. Its totient is φ = 14407446.

The previous prime is 14407439. The next prime is 14407457. The reversal of 14407447 is 74470441.

It is a weak prime.

It is an emirp because it is prime and its reverse (74470441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14407447 - 2³ = 14407439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14407457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7203723 + 7203724.

It is an arithmetic number, because the mean of its divisors is an integer number (7203724).

Almost surely, 2^14407447 is an apocalyptic number.

14407447 is a deficient number, since it is larger than the sum of its proper divisors (1).

14407447 is an equidigital number, since it uses as much as digits as its factorization.

14407447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12544, while the sum is 31.

The square root of 14407447 is about 3795.7142937792. The cubic root of 14407447 is about 243.3300116308.

Adding to 14407447 its reverse (74470441), we get a palindrome (88877888).

The spelling of 14407447 in words is "fourteen million, four hundred seven thousand, four hundred forty-seven".