45103 has 8 divisors (see below), whose sum is σ = 49248. Its totient is φ = 41184.

The previous prime is 45083. The next prime is 45119. The reversal of 45103 is 30154.

45103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45103 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 (45403) 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, 825 + ... + 877.

It is an arithmetic number, because the mean of its divisors is an integer number (6156).

2⁴⁵¹⁰³ is an apocalyptic number.

45103 is a deficient number, since it is larger than the sum of its proper divisors (4145).

45103 is a wasteful number, since it uses less digits than its factorization.

45103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113.

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 45103 is about 212.3746689226. The cubic root of 45103 is about 35.5960501446.

Adding to 45103 its reverse (30154), we get a palindrome (75257).

It can be divided in two parts, 4510 and 3, that multiplied together give a triangular number (13530 = T₁₆₄).

The spelling of 45103 in words is "forty-five thousand, one hundred three".