545564203 has 8 divisors (see below), whose sum is σ = 557766720. Its totient is φ = 533386560.

The previous prime is 545564197. The next prime is 545564207. The reversal of 545564203 is 302465545.

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 545564203 - 2⁹ = 545563691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (545564207) 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, 42303 + ... + 53671.

It is an arithmetic number, because the mean of its divisors is an integer number (69720840).

Almost surely, 2^545564203 is an apocalyptic number.

545564203 is a deficient number, since it is larger than the sum of its proper divisors (12202517).

545564203 is a wasteful number, since it uses less digits than its factorization.

545564203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12437.

The product of its (nonzero) digits is 72000, while the sum is 34.

The square root of 545564203 is about 23357.3158346587. The cubic root of 545564203 is about 817.1126904328.

The spelling of 545564203 in words is "five hundred forty-five million, five hundred sixty-four thousand, two hundred three".