12452503 has 4 divisors (see below), whose sum is σ = 14231440. Its totient is φ = 10673568.

The previous prime is 12452501. The next prime is 12452527. The reversal of 12452503 is 30525421.

12452503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12452503 - 2¹ = 12452501 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 (12452501) 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, 889458 + ... + 889471.

It is an arithmetic number, because the mean of its divisors is an integer number (3557860).

Almost surely, 2^12452503 is an apocalyptic number.

12452503 is a deficient number, since it is larger than the sum of its proper divisors (1778937).

12452503 is an equidigital number, since it uses as much as digits as its factorization.

12452503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1778936.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 12452503 is about 3528.8104227912. The cubic root of 12452503 is about 231.7851198547.

Adding to 12452503 its reverse (30525421), we get a palindrome (42977924).

The spelling of 12452503 in words is "twelve million, four hundred fifty-two thousand, five hundred three".