2523103 has 4 divisors (see below), whose sum is σ = 2752488. Its totient is φ = 2293720.

The previous prime is 2523083. The next prime is 2523107. The reversal of 2523103 is 3013252.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2523103 - 2⁵ = 2523071 is a prime.

It is a Duffinian number.

2523103 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2523107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114676 + ... + 114697.

It is an arithmetic number, because the mean of its divisors is an integer number (688122).

2^2523103 is an apocalyptic number.

2523103 is a deficient number, since it is larger than the sum of its proper divisors (229385).

2523103 is a wasteful number, since it uses less digits than its factorization.

2523103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229384.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 2523103 is about 1588.4278390912. The cubic root of 2523103 is about 136.1376741653.

Adding to 2523103 its reverse (3013252), we get a palindrome (5536355).

The spelling of 2523103 in words is "two million, five hundred twenty-three thousand, one hundred three".