545289203 has 8 divisors (see below), whose sum is σ = 554905296. Its totient is φ = 535756000.

The previous prime is 545289193. The next prime is 545289247. The reversal of 545289203 is 302982545.

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 545289203 - 2²² = 541094899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (545289293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7376 + ... + 33837.

It is an arithmetic number, because the mean of its divisors is an integer number (69363162).

Almost surely, 2^545289203 is an apocalyptic number.

545289203 is a deficient number, since it is larger than the sum of its proper divisors (9616093).

545289203 is a wasteful number, since it uses less digits than its factorization.

545289203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41445.

The product of its (nonzero) digits is 86400, while the sum is 38.

The square root of 545289203 is about 23351.4282860813. The cubic root of 545289203 is about 816.9753746322.

The spelling of 545289203 in words is "five hundred forty-five million, two hundred eighty-nine thousand, two hundred three".