12928003 has 10 divisors (see below), whose sum is σ = 14236820. Its totient is φ = 11739420.

The previous prime is 12927989. The next prime is 12928009. The reversal of 12928003 is 30082921.

It is a de Polignac number, because none of the positive numbers 2^k-12928003 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (12928009) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 14200 + ... + 15082.

It is an arithmetic number, because the mean of its divisors is an integer number (1423682).

Almost surely, 2^12928003 is an apocalyptic number.

12928003 is a deficient number, since it is larger than the sum of its proper divisors (1308817).

12928003 is an frugal number, since it uses more digits than its factorization.

12928003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 927 (or 894 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 12928003 is about 3595.5532258611. The cubic root of 12928003 is about 234.6985904920.

The spelling of 12928003 in words is "twelve million, nine hundred twenty-eight thousand, three".