11717669 has 2 divisors, whose sum is σ = 11717670. Its totient is φ = 11717668.

The previous prime is 11717663. The next prime is 11717681. The reversal of 11717669 is 96671711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9840769 + 1876900 = 3137^2 + 1370^2 .

It is a cyclic number.

It is not a de Polignac number, because 11717669 - 2¹⁶ = 11652133 is a prime.

It is a super-2 number, since 2×11717669² = 274607533587122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11717663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5858834 + 5858835.

It is an arithmetic number, because the mean of its divisors is an integer number (5858835).

Almost surely, 2^11717669 is an apocalyptic number.

It is an amenable number.

11717669 is a deficient number, since it is larger than the sum of its proper divisors (1).

11717669 is an equidigital number, since it uses as much as digits as its factorization.

11717669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15876, while the sum is 38.

The square root of 11717669 is about 3423.1080906101. The cubic root of 11717669 is about 227.1330896853.

The spelling of 11717669 in words is "eleven million, seven hundred seventeen thousand, six hundred sixty-nine".