12960404 has 6 divisors (see below), whose sum is σ = 22680714. Its totient is φ = 6480200.

The previous prime is 12960403. The next prime is 12960407. The reversal of 12960404 is 40406921.

It can be written as a sum of positive squares in only one way, i.e., 12588304 + 372100 = 3548^2 + 610^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12960401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1620047 + ... + 1620054.

It is an arithmetic number, because the mean of its divisors is an integer number (3780119).

Almost surely, 2^12960404 is an apocalyptic number.

It is an amenable number.

12960404 is a deficient number, since it is larger than the sum of its proper divisors (9720310).

12960404 is a wasteful number, since it uses less digits than its factorization.

12960404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3240105 (or 3240103 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 12960404 is about 3600.0561106738. The cubic root of 12960404 is about 234.8944991956.

The spelling of 12960404 in words is "twelve million, nine hundred sixty thousand, four hundred four".