11659169 has 2 divisors, whose sum is σ = 11659170. Its totient is φ = 11659168.

The previous prime is 11659157. The next prime is 11659171. The reversal of 11659169 is 96195611.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11478544 + 180625 = 3388^2 + 425^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11659169 is a prime.

It is a super-3 number, since 3×11659169³ (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

Together with 11659171, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11659199) 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, 5829584 + 5829585.

It is an arithmetic number, because the mean of its divisors is an integer number (5829585).

Almost surely, 2^11659169 is an apocalyptic number.

It is an amenable number.

11659169 is a deficient number, since it is larger than the sum of its proper divisors (1).

11659169 is an equidigital number, since it uses as much as digits as its factorization.

11659169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14580, while the sum is 38.

The square root of 11659169 is about 3414.5525329097. The cubic root of 11659169 is about 226.7544745823.

The spelling of 11659169 in words is "eleven million, six hundred fifty-nine thousand, one hundred sixty-nine".