12057503 has 4 divisors (see below), whose sum is σ = 12081168. Its totient is φ = 12033840.

The previous prime is 12057499. The next prime is 12057541. The reversal of 12057503 is 30575021.

12057503 is digitally balanced in base 3, 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 12057503 - 2² = 12057499 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 (12057583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11051 + ... + 12092.

It is an arithmetic number, because the mean of its divisors is an integer number (3020292).

Almost surely, 2^12057503 is an apocalyptic number.

12057503 is a deficient number, since it is larger than the sum of its proper divisors (23665).

12057503 is an equidigital number, since it uses as much as digits as its factorization.

12057503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23664.

The product of its (nonzero) digits is 1050, while the sum is 23.

The square root of 12057503 is about 3472.3915389829. The cubic root of 12057503 is about 229.3079576232.

The spelling of 12057503 in words is "twelve million, fifty-seven thousand, five hundred three".