12485403 has 24 divisors (see below), whose sum is σ = 20966400. Its totient is φ = 7011504.

The previous prime is 12485401. The next prime is 12485453. The reversal of 12485403 is 30458421.

It is not a de Polignac number, because 12485403 - 2¹ = 12485401 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12485401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2038 + ... + 5396.

It is an arithmetic number, because the mean of its divisors is an integer number (873600).

Almost surely, 2^12485403 is an apocalyptic number.

12485403 is a deficient number, since it is larger than the sum of its proper divisors (8480997).

12485403 is a wasteful number, since it uses less digits than its factorization.

12485403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3431 (or 3428 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 12485403 is about 3533.4689753838. The cubic root of 12485403 is about 231.9890687973.

The spelling of 12485403 in words is "twelve million, four hundred eighty-five thousand, four hundred three".