11669069 has 2 divisors, whose sum is σ = 11669070. Its totient is φ = 11669068.

The previous prime is 11669041. The next prime is 11669071. The reversal of 11669069 is 96096611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11303044 + 366025 = 3362^2 + 605^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11669069 is a prime.

It is a super-2 number, since 2×11669069² = 272334342653522, which contains 22 as substring.

Together with 11669071, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11669029) 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, 5834534 + 5834535.

It is an arithmetic number, because the mean of its divisors is an integer number (5834535).

Almost surely, 2^11669069 is an apocalyptic number.

It is an amenable number.

11669069 is a deficient number, since it is larger than the sum of its proper divisors (1).

11669069 is an equidigital number, since it uses as much as digits as its factorization.

11669069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 38.

The square root of 11669069 is about 3416.0019028098. The cubic root of 11669069 is about 226.8186367941.

The spelling of 11669069 in words is "eleven million, six hundred sixty-nine thousand, sixty-nine".