540103 has 4 divisors (see below), whose sum is σ = 542368. Its totient is φ = 537840.

The previous prime is 540101. The next prime is 540119. The reversal of 540103 is 301045.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 301045 = 5 ⋅60209.

It is a cyclic number.

It is not a de Polignac number, because 540103 - 2¹ = 540101 is a prime.

It is a super-2 number, since 2×540103² = 583422501218, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540101) 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 3 ways as a sum of consecutive naturals, for example, 726 + ... + 1267.

It is an arithmetic number, because the mean of its divisors is an integer number (135592).

2⁵⁴⁰¹⁰³ is an apocalyptic number.

540103 is a deficient number, since it is larger than the sum of its proper divisors (2265).

540103 is a wasteful number, since it uses less digits than its factorization.

540103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2264.

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

The square root of 540103 is about 734.9170021166. The cubic root of 540103 is about 81.4377056690.

Adding to 540103 its reverse (301045), we get a palindrome (841148).

The spelling of 540103 in words is "five hundred forty thousand, one hundred three".