11838317 has 2 divisors, whose sum is σ = 11838318. Its totient is φ = 11838316.

The previous prime is 11838301. The next prime is 11838329. The reversal of 11838317 is 71383811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11464996 + 373321 = 3386^2 + 611^2 .

It is an emirp because it is prime and its reverse (71383811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11838317 - 2⁴ = 11838301 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11838347) 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 as a sum of consecutive naturals, namely, 5919158 + 5919159.

It is an arithmetic number, because the mean of its divisors is an integer number (5919159).

Almost surely, 2^11838317 is an apocalyptic number.

It is an amenable number.

11838317 is a deficient number, since it is larger than the sum of its proper divisors (1).

11838317 is an equidigital number, since it uses as much as digits as its factorization.

11838317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4032, while the sum is 32.

The square root of 11838317 is about 3440.6855421558. The cubic root of 11838317 is about 227.9099688141.

The spelling of 11838317 in words is "eleven million, eight hundred thirty-eight thousand, three hundred seventeen".