14240142247 has 2 divisors, whose sum is σ = 14240142248. Its totient is φ = 14240142246.

The previous prime is 14240142151. The next prime is 14240142317. The reversal of 14240142247 is 74224104241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14240142247 - 2¹¹ = 14240140199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14240142647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7120071123 + 7120071124.

It is an arithmetic number, because the mean of its divisors is an integer number (7120071124).

Almost surely, 2^14240142247 is an apocalyptic number.

14240142247 is a deficient number, since it is larger than the sum of its proper divisors (1).

14240142247 is an equidigital number, since it uses as much as digits as its factorization.

14240142247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14336, while the sum is 31.

Adding to 14240142247 its reverse (74224104241), we get a palindrome (88464246488).

The spelling of 14240142247 in words is "fourteen billion, two hundred forty million, one hundred forty-two thousand, two hundred forty-seven".