12677317 has 4 divisors (see below), whose sum is σ = 12748320. Its totient is φ = 12606316.

The previous prime is 12677309. The next prime is 12677333. The reversal of 12677317 is 71377621.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 71377621 = 7 ⋅10196803.

It is a cyclic number.

It is not a de Polignac number, because 12677317 - 2³ = 12677309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12677377) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35233 + ... + 35590.

It is an arithmetic number, because the mean of its divisors is an integer number (3187080).

Almost surely, 2^12677317 is an apocalyptic number.

It is an amenable number.

12677317 is a deficient number, since it is larger than the sum of its proper divisors (71003).

12677317 is an equidigital number, since it uses as much as digits as its factorization.

12677317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71002.

The product of its digits is 12348, while the sum is 34.

The square root of 12677317 is about 3560.5220122898. The cubic root of 12677317 is about 233.1716701049.

It can be divided in two parts, 12 and 677317, that added together give a square (677329 = 823²).

The spelling of 12677317 in words is "twelve million, six hundred seventy-seven thousand, three hundred seventeen".