11005669 has 2 divisors, whose sum is σ = 11005670. Its totient is φ = 11005668.

The previous prime is 11005649. The next prime is 11005679. The reversal of 11005669 is 96650011.

11005669 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9150625 + 1855044 = 3025^2 + 1362^2 .

It is a cyclic number.

It is not a de Polignac number, because 11005669 - 2⁵ = 11005637 is a prime.

It is a super-2 number, since 2×11005669² = 242249500275122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11005619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5502834 + 5502835.

It is an arithmetic number, because the mean of its divisors is an integer number (5502835).

Almost surely, 2^11005669 is an apocalyptic number.

It is an amenable number.

11005669 is a deficient number, since it is larger than the sum of its proper divisors (1).

11005669 is an equidigital number, since it uses as much as digits as its factorization.

11005669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 28.

The square root of 11005669 is about 3317.4793141782. The cubic root of 11005669 is about 222.4362077778.

The spelling of 11005669 in words is "eleven million, five thousand, six hundred sixty-nine".