11643317 has 8 divisors (see below), whose sum is σ = 14089536. Its totient is φ = 9392832.

The previous prime is 11643311. The next prime is 11643319. The reversal of 11643317 is 71334611.

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 11643317 - 2⁴ = 11643301 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 (11643311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48803 + ... + 49040.

It is an arithmetic number, because the mean of its divisors is an integer number (1761192).

Almost surely, 2^11643317 is an apocalyptic number.

11643317 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

11643317 is a deficient number, since it is larger than the sum of its proper divisors (2446219).

11643317 is an equidigital number, since it uses as much as digits as its factorization.

11643317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97867.

The product of its digits is 1512, while the sum is 26.

The square root of 11643317 is about 3412.2305021789. The cubic root of 11643317 is about 226.6516615884.

Adding to 11643317 its reverse (71334611), we get a palindrome (82977928).

The spelling of 11643317 in words is "eleven million, six hundred forty-three thousand, three hundred seventeen".