545125303 has 4 divisors (see below), whose sum is σ = 550220040. Its totient is φ = 540030568.

The previous prime is 545125279. The next prime is 545125307. The reversal of 545125303 is 303521545.

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

It is a cyclic number.

It is not a de Polignac number, because 545125303 - 2⁵ = 545125271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545125307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2547208 + ... + 2547421.

It is an arithmetic number, because the mean of its divisors is an integer number (137555010).

Almost surely, 2^545125303 is an apocalyptic number.

545125303 is a deficient number, since it is larger than the sum of its proper divisors (5094737).

545125303 is a wasteful number, since it uses less digits than its factorization.

545125303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5094736.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 545125303 is about 23347.9186010231. The cubic root of 545125303 is about 816.8935124563.

Adding to 545125303 its reverse (303521545), we get a palindrome (848646848).

The spelling of 545125303 in words is "five hundred forty-five million, one hundred twenty-five thousand, three hundred three".