12987004 has 6 divisors (see below), whose sum is σ = 22727264. Its totient is φ = 6493500.

The previous prime is 12986999. The next prime is 12987017. The reversal of 12987004 is 40078921.

12987004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1623372 + ... + 1623379.

Almost surely, 2^12987004 is an apocalyptic number.

It is an amenable number.

12987004 is a deficient number, since it is larger than the sum of its proper divisors (9740260).

12987004 is a wasteful number, since it uses less digits than its factorization.

12987004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3246755 (or 3246753 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 12987004 is about 3603.7486038846. The cubic root of 12987004 is about 235.0550889410.

The spelling of 12987004 in words is "twelve million, nine hundred eighty-seven thousand, four".