603243 has 12 divisors (see below), whose sum is σ = 881608. Its totient is φ = 397440.

The previous prime is 603227. The next prime is 603257. The reversal of 603243 is 342306.

603243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 603243 - 2⁴ = 603227 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (603203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 528 + ... + 1218.

2⁶⁰³²⁴³ is an apocalyptic number.

603243 is a deficient number, since it is larger than the sum of its proper divisors (278365).

603243 is a wasteful number, since it uses less digits than its factorization.

603243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794 (or 791 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 603243 is about 776.6871957230. The cubic root of 603243 is about 84.4949520227.

Adding to 603243 its reverse (342306), we get a palindrome (945549).

The spelling of 603243 in words is "six hundred three thousand, two hundred forty-three".