4531143 has 8 divisors (see below), whose sum is σ = 6131968. Its totient is φ = 2975544.

The previous prime is 4531127. The next prime is 4531157. The reversal of 4531143 is 3411354.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4531143 - 2⁴ = 4531127 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 (4531123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11071 + ... + 11472.

It is an arithmetic number, because the mean of its divisors is an integer number (766496).

Almost surely, 2^4531143 is an apocalyptic number.

4531143 is a deficient number, since it is larger than the sum of its proper divisors (1600825).

4531143 is a wasteful number, since it uses less digits than its factorization.

4531143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22613.

The product of its digits is 720, while the sum is 21.

The square root of 4531143 is about 2128.6481625670. The cubic root of 4531143 is about 165.4763461721.

Adding to 4531143 its reverse (3411354), we get a palindrome (7942497).

It can be divided in two parts, 45311 and 43, that added together give a palindrome (45354).

The spelling of 4531143 in words is "four million, five hundred thirty-one thousand, one hundred forty-three".