14143427 has 2 divisors, whose sum is σ = 14143428. Its totient is φ = 14143426.

The previous prime is 14143369. The next prime is 14143453. The reversal of 14143427 is 72434141.

It is an a-pointer prime, because the next prime (14143453) can be obtained adding 14143427 to its sum of digits (26).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14143427 - 2²² = 9949123 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 14143396 and 14143405.

It is not a weakly prime, because it can be changed into another prime (14143457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7071713 + 7071714.

It is an arithmetic number, because the mean of its divisors is an integer number (7071714).

Almost surely, 2^14143427 is an apocalyptic number.

14143427 is a deficient number, since it is larger than the sum of its proper divisors (1).

14143427 is an equidigital number, since it uses as much as digits as its factorization.

14143427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2688, while the sum is 26.

The square root of 14143427 is about 3760.7747871948. The cubic root of 14143427 is about 241.8344780294.

Adding to 14143427 its reverse (72434141), we get a palindrome (86577568).

The spelling of 14143427 in words is "fourteen million, one hundred forty-three thousand, four hundred twenty-seven".