14142743 has 4 divisors (see below), whose sum is σ = 14471688. Its totient is φ = 13813800.

The previous prime is 14142721. The next prime is 14142761. The reversal of 14142743 is 34724141.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 14142743 - 2¹² = 14138647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14142763) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164408 + ... + 164493.

It is an arithmetic number, because the mean of its divisors is an integer number (3617922).

Almost surely, 2^14142743 is an apocalyptic number.

14142743 is a deficient number, since it is larger than the sum of its proper divisors (328945).

14142743 is an equidigital number, since it uses as much as digits as its factorization.

14142743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328944.

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

The square root of 14142743 is about 3760.6838473873. The cubic root of 14142743 is about 241.8305794587.

Adding to 14142743 its reverse (34724141), we get a palindrome (48866884).

The spelling of 14142743 in words is "fourteen million, one hundred forty-two thousand, seven hundred forty-three".