14840143 has 2 divisors, whose sum is σ = 14840144. Its totient is φ = 14840142.

The previous prime is 14840131. The next prime is 14840153. The reversal of 14840143 is 34104841.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14840143 - 2⁹ = 14839631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14840123) 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, 7420071 + 7420072.

It is an arithmetic number, because the mean of its divisors is an integer number (7420072).

Almost surely, 2^14840143 is an apocalyptic number.

14840143 is a deficient number, since it is larger than the sum of its proper divisors (1).

14840143 is an equidigital number, since it uses as much as digits as its factorization.

14840143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 14840143 is about 3852.2906172821. The cubic root of 14840143 is about 245.7419849694.

Adding to 14840143 its reverse (34104841), we get a palindrome (48944984).

The spelling of 14840143 in words is "fourteen million, eight hundred forty thousand, one hundred forty-three".