13317917 has 8 divisors (see below), whose sum is σ = 14345760. Its totient is φ = 12322800.

The previous prime is 13317881. The next prime is 13317923. The reversal of 13317917 is 71971331.

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 13317917 - 2¹⁰ = 13316893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13317937) 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, 7334 + ... + 8967.

It is an arithmetic number, because the mean of its divisors is an integer number (1793220).

Almost surely, 2^13317917 is an apocalyptic number.

It is an amenable number.

13317917 is a deficient number, since it is larger than the sum of its proper divisors (1027843).

13317917 is a wasteful number, since it uses less digits than its factorization.

13317917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16363.

The product of its digits is 3969, while the sum is 32.

The square root of 13317917 is about 3649.3721377793. The cubic root of 13317917 is about 237.0347946327.

The spelling of 13317917 in words is "thirteen million, three hundred seventeen thousand, nine hundred seventeen".