2012503 has 4 divisors (see below), whose sum is σ = 2017008. Its totient is φ = 2008000.

The previous prime is 2012471. The next prime is 2012519. The reversal of 2012503 is 3052102.

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 2012503 - 2⁵ = 2012471 is a prime.

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012533) 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, 1498 + ... + 2503.

It is an arithmetic number, because the mean of its divisors is an integer number (504252).

2^2012503 is an apocalyptic number.

2012503 is a deficient number, since it is larger than the sum of its proper divisors (4505).

2012503 is an equidigital number, since it uses as much as digits as its factorization.

2012503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4504.

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

The square root of 2012503 is about 1418.6271532718. The cubic root of 2012503 is about 126.2541063266.

Adding to 2012503 its reverse (3052102), we get a palindrome (5064605).

It can be divided in two parts, 2012 and 503, that multiplied together give a square (1012036 = 1006²).

The spelling of 2012503 in words is "two million, twelve thousand, five hundred three".