541603 has 4 divisors (see below), whose sum is σ = 573480. Its totient is φ = 509728.

The previous prime is 541589. The next prime is 541613. The reversal of 541603 is 306145.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 541603 - 2⁵ = 541571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (541613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15913 + ... + 15946.

It is an arithmetic number, because the mean of its divisors is an integer number (143370).

2⁵⁴¹⁶⁰³ is an apocalyptic number.

541603 is a deficient number, since it is larger than the sum of its proper divisors (31877).

541603 is a wasteful number, since it uses less digits than its factorization.

541603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31876.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 541603 is about 735.9368179402. The cubic root of 541603 is about 81.5130268863.

Adding to 541603 its reverse (306145), we get a palindrome (847748).

The spelling of 541603 in words is "five hundred forty-one thousand, six hundred three".