11965469 has 2 divisors, whose sum is σ = 11965470. Its totient is φ = 11965468.

The previous prime is 11965453. The next prime is 11965493. The reversal of 11965469 is 96456911.

11965469 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7812025 + 4153444 = 2795^2 + 2038^2 .

It is an emirp because it is prime and its reverse (96456911) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11965469 - 2⁴ = 11965453 is a prime.

It is a super-2 number, since 2×11965469² = 286344896779922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11965069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5982734 + 5982735.

It is an arithmetic number, because the mean of its divisors is an integer number (5982735).

Almost surely, 2^11965469 is an apocalyptic number.

It is an amenable number.

11965469 is a deficient number, since it is larger than the sum of its proper divisors (1).

11965469 is an equidigital number, since it uses as much as digits as its factorization.

11965469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58320, while the sum is 41.

The square root of 11965469 is about 3459.1139038777. The cubic root of 11965469 is about 228.7230368251.

The spelling of 11965469 in words is "eleven million, nine hundred sixty-five thousand, four hundred sixty-nine".