545105103 has 4 divisors (see below), whose sum is σ = 726806808. Its totient is φ = 363403400.

The previous prime is 545105101. The next prime is 545105123. The reversal of 545105103 is 301501545.

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 545105103 - 2¹ = 545105101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545105101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90850848 + ... + 90850853.

It is an arithmetic number, because the mean of its divisors is an integer number (181701702).

Almost surely, 2^545105103 is an apocalyptic number.

545105103 is a deficient number, since it is larger than the sum of its proper divisors (181701705).

545105103 is a wasteful number, since it uses less digits than its factorization.

545105103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181701704.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 545105103 is about 23347.4860102753. The cubic root of 545105103 is about 816.8834221445.

Adding to 545105103 its reverse (301501545), we get a palindrome (846606648).

The spelling of 545105103 in words is "five hundred forty-five million, one hundred five thousand, one hundred three".