11983469 has 2 divisors, whose sum is σ = 11983470. Its totient is φ = 11983468.

The previous prime is 11983463. The next prime is 11983481. The reversal of 11983469 is 96438911.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8779369 + 3204100 = 2963^2 + 1790^2 .

It is an emirp because it is prime and its reverse (96438911) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11983469 is a prime.

It is a super-2 number, since 2×11983469² = 287207058547922, 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 (11983463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5991734 + 5991735.

It is an arithmetic number, because the mean of its divisors is an integer number (5991735).

Almost surely, 2^11983469 is an apocalyptic number.

It is an amenable number.

11983469 is a deficient number, since it is larger than the sum of its proper divisors (1).

11983469 is an equidigital number, since it uses as much as digits as its factorization.

11983469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 41.

The square root of 11983469 is about 3461.7147485025. The cubic root of 11983469 is about 228.8376709148.

The spelling of 11983469 in words is "eleven million, nine hundred eighty-three thousand, four hundred sixty-nine".