12758317 has 12 divisors (see below), whose sum is σ = 15073344. Its totient is φ = 10704720.

The previous prime is 12758309. The next prime is 12758323. The reversal of 12758317 is 71385721.

12758317 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12758317 - 2³ = 12758309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12758327) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1573 + ... + 5290.

It is an arithmetic number, because the mean of its divisors is an integer number (1256112).

Almost surely, 2^12758317 is an apocalyptic number.

It is an amenable number.

12758317 is a deficient number, since it is larger than the sum of its proper divisors (2315027).

12758317 is a wasteful number, since it uses less digits than its factorization.

12758317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6900 (or 6887 counting only the distinct ones).

The product of its digits is 11760, while the sum is 34.

The square root of 12758317 is about 3571.8786373560. The cubic root of 12758317 is about 233.6672224459.

The spelling of 12758317 in words is "twelve million, seven hundred fifty-eight thousand, three hundred seventeen".