541803 has 8 divisors (see below), whose sum is σ = 725968. Its totient is φ = 359424.

The previous prime is 541799. The next prime is 541817. The reversal of 541803 is 308145.

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

It is not a de Polignac number, because 541803 - 2² = 541799 is a prime.

It is a Duffinian number.

541803 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 541803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540803) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 651 + ... + 1227.

It is an arithmetic number, because the mean of its divisors is an integer number (90746).

2⁵⁴¹⁸⁰³ is an apocalyptic number.

541803 is a deficient number, since it is larger than the sum of its proper divisors (184165).

541803 is a wasteful number, since it uses less digits than its factorization.

541803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 893.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 541803 is about 736.0726866282. The cubic root of 541803 is about 81.5230592034.

Adding to 541803 its reverse (308145), we get a palindrome (849948).

The spelling of 541803 in words is "five hundred forty-one thousand, eight hundred three".