12311717 has 8 divisors (see below), whose sum is σ = 13743840. Its totient is φ = 10931760.

The previous prime is 12311711. The next prime is 12311729. The reversal of 12311717 is 71711321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12311717 - 2⁴ = 12311701 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12311692 and 12311701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12311711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12542 + ... + 13487.

It is an arithmetic number, because the mean of its divisors is an integer number (1717980).

Almost surely, 2^12311717 is an apocalyptic number.

It is an amenable number.

12311717 is a deficient number, since it is larger than the sum of its proper divisors (1432123).

12311717 is a wasteful number, since it uses less digits than its factorization.

12311717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26083.

The product of its digits is 294, while the sum is 23.

The square root of 12311717 is about 3508.8056372504. The cubic root of 12311717 is about 230.9082986528.

The spelling of 12311717 in words is "twelve million, three hundred eleven thousand, seven hundred seventeen".