603143 has 6 divisors (see below), whose sum is σ = 641016. Its totient is φ = 567392.

The previous prime is 603133. The next prime is 603149. The reversal of 603143 is 341306.

It is not a de Polignac number, because 603143 - 2⁸ = 602887 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 603143.

It is not an unprimeable number, because it can be changed into a prime (603149) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 755 + ... + 1332.

It is an arithmetic number, because the mean of its divisors is an integer number (106836).

2⁶⁰³¹⁴³ is an apocalyptic number.

603143 is a deficient number, since it is larger than the sum of its proper divisors (37873).

603143 is a wasteful number, since it uses less digits than its factorization.

603143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2121 (or 2104 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 603143 is about 776.6228170740. The cubic root of 603143 is about 84.4902828363.

Adding to 603143 its reverse (341306), we get a palindrome (944449).

The spelling of 603143 in words is "six hundred three thousand, one hundred forty-three".