545303 has 8 divisors (see below), whose sum is σ = 602640. Its totient is φ = 489280.

The previous prime is 545291. The next prime is 545329. The reversal of 545303 is 303545.

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

It is not a de Polignac number, because 545303 - 2⁶ = 545239 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545203) 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, 701 + ... + 1257.

It is an arithmetic number, because the mean of its divisors is an integer number (75330).

2⁵⁴⁵³⁰³ is an apocalyptic number.

545303 is a deficient number, since it is larger than the sum of its proper divisors (57337).

545303 is a wasteful number, since it uses less digits than its factorization.

545303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 657.

The product of its (nonzero) digits is 900, while the sum is 20.

The square root of 545303 is about 738.4463419911. The cubic root of 545303 is about 81.6982264991.

Adding to 545303 its reverse (303545), we get a palindrome (848848).

It can be divided in two parts, 545 and 303, that added together give a palindrome (848).

The spelling of 545303 in words is "five hundred forty-five thousand, three hundred three".