545104220103 has 8 divisors (see below), whose sum is σ = 807561807600. Its totient is φ = 363402813384.

The previous prime is 545104220071. The next prime is 545104220107. The reversal of 545104220103 is 301022401545.

545104220103 is a `hidden beast` number, since 5 + 4 + 510 + 42 + 2 + 0 + 103 = 666.

It is not a de Polignac number, because 545104220103 - 2⁵ = 545104220071 is a prime.

It is a super-2 number, since 2×545104220103² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 20189045189 = 545104220103 / (5 + 4 + 5 + 1 + 0 + 4 + 2 + 2 + 0 + 1 + 0 + 3).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545104220107) 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, 10094522568 + ... + 10094522621.

It is an arithmetic number, because the mean of its divisors is an integer number (100945225950).

Almost surely, 2^545104220103 is an apocalyptic number.

545104220103 is a deficient number, since it is larger than the sum of its proper divisors (262457587497).

545104220103 is a wasteful number, since it uses less digits than its factorization.

545104220103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20189045198 (or 20189045192 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 545104220103 its reverse (301022401545), we get a palindrome (846126621648).

The spelling of 545104220103 in words is "five hundred forty-five billion, one hundred four million, two hundred twenty thousand, one hundred three".