4542143 has 2 divisors, whose sum is σ = 4542144. Its totient is φ = 4542142.

The previous prime is 4542119. The next prime is 4542149. The reversal of 4542143 is 3412454.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4542143 - 2¹⁸ = 4279999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4542149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2271071 + 2271072.

It is an arithmetic number, because the mean of its divisors is an integer number (2271072).

Almost surely, 2^4542143 is an apocalyptic number.

4542143 is a deficient number, since it is larger than the sum of its proper divisors (1).

4542143 is an equidigital number, since it uses as much as digits as its factorization.

4542143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1920, while the sum is 23.

The square root of 4542143 is about 2131.2303958043. The cubic root of 4542143 is about 165.6101438200.

Adding to 4542143 its reverse (3412454), we get a palindrome (7954597).

The spelling of 4542143 in words is "four million, five hundred forty-two thousand, one hundred forty-three".