603543 has 8 divisors (see below), whose sum is σ = 839808. Its totient is φ = 384824.

The previous prime is 603541. The next prime is 603553. The reversal of 603543 is 345306.

603543 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 603543 - 2¹ = 603541 is a prime.

603543 is strictly pandigital in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (603541) 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, 4305 + ... + 4442.

It is an arithmetic number, because the mean of its divisors is an integer number (104976).

2⁶⁰³⁵⁴³ is an apocalyptic number.

603543 is a deficient number, since it is larger than the sum of its proper divisors (236265).

603543 is a wasteful number, since it uses less digits than its factorization.

603543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8773.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 603543 is about 776.8802996601. The cubic root of 603543 is about 84.5089564868.

Adding to 603543 its reverse (345306), we get a palindrome (948849).

The spelling of 603543 in words is "six hundred three thousand, five hundred forty-three".