545130503 has 8 divisors (see below), whose sum is σ = 547814448. Its totient is φ = 542453184.

The previous prime is 545130491. The next prime is 545130511. The reversal of 545130503 is 305031545.

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

It is a cyclic number.

It is not a de Polignac number, because 545130503 - 2⁸ = 545130247 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 (545130563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245225 + ... + 247437.

It is an arithmetic number, because the mean of its divisors is an integer number (68476806).

Almost surely, 2^545130503 is an apocalyptic number.

545130503 is a deficient number, since it is larger than the sum of its proper divisors (2683945).

545130503 is a wasteful number, since it uses less digits than its factorization.

545130503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3313.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 545130503 is about 23348.0299597204. The cubic root of 545130503 is about 816.8961099220.

The spelling of 545130503 in words is "five hundred forty-five million, one hundred thirty thousand, five hundred three".