2544103 has 4 divisors (see below), whose sum is σ = 2550568. Its totient is φ = 2537640.

The previous prime is 2544079. The next prime is 2544121. The reversal of 2544103 is 3014452.

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 2544103 - 2²¹ = 446951 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 (2544133) 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 3 ways as a sum of consecutive naturals, for example, 2601 + ... + 3442.

It is an arithmetic number, because the mean of its divisors is an integer number (637642).

2^2544103 is an apocalyptic number.

2544103 is a deficient number, since it is larger than the sum of its proper divisors (6465).

2544103 is an equidigital number, since it uses as much as digits as its factorization.

2544103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6464.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 2544103 is about 1595.0244512232. The cubic root of 2544103 is about 136.5143262524.

Adding to 2544103 its reverse (3014452), we get a palindrome (5558555).

It can be divided in two parts, 254410 and 3, that multiplied together give a triangular number (763230 = T₁₂₃₅).

The spelling of 2544103 in words is "two million, five hundred forty-four thousand, one hundred three".