1312504 has 16 divisors (see below), whose sum is σ = 2473200. Its totient is φ = 652992.

The previous prime is 1312471. The next prime is 1312513. The reversal of 1312504 is 4052131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2644 + ... + 3100.

It is an arithmetic number, because the mean of its divisors is an integer number (154575).

2^1312504 is an apocalyptic number.

It is an amenable number.

1312504 is a deficient number, since it is larger than the sum of its proper divisors (1160696).

1312504 is a wasteful number, since it uses less digits than its factorization.

1312504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822 (or 818 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 1312504 is about 1145.6456694808. The cubic root of 1312504 is about 109.4880897230.

Adding to 1312504 its reverse (4052131), we get a palindrome (5364635).

The spelling of 1312504 in words is "one million, three hundred twelve thousand, five hundred four".