12732003 has 12 divisors (see below), whose sum is σ = 18643560. Its totient is φ = 8371296.

The previous prime is 12732001. The next prime is 12732007. The reversal of 12732003 is 30023721.

It is not a de Polignac number, because 12732003 - 2¹ = 12732001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12732001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9033 + ... + 10346.

It is an arithmetic number, because the mean of its divisors is an integer number (1553630).

Almost surely, 2^12732003 is an apocalyptic number.

12732003 is a deficient number, since it is larger than the sum of its proper divisors (5911557).

12732003 is a wasteful number, since it uses less digits than its factorization.

12732003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19458 (or 19455 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 18.

The square root of 12732003 is about 3568.1932402828. The cubic root of 12732003 is about 233.5064658356.

Adding to 12732003 its reverse (30023721), we get a palindrome (42755724).

The spelling of 12732003 in words is "twelve million, seven hundred thirty-two thousand, three".