11365943 has 2 divisors, whose sum is σ = 11365944. Its totient is φ = 11365942.

The previous prime is 11365909. The next prime is 11365951. The reversal of 11365943 is 34956311.

11365943 is nontrivially palindromic in base 14.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11365943 - 2¹⁶ = 11300407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11368943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5682971 + 5682972.

It is an arithmetic number, because the mean of its divisors is an integer number (5682972).

Almost surely, 2^11365943 is an apocalyptic number.

11365943 is a deficient number, since it is larger than the sum of its proper divisors (1).

11365943 is an equidigital number, since it uses as much as digits as its factorization.

11365943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9720, while the sum is 32.

The square root of 11365943 is about 3371.3414244185. The cubic root of 11365943 is about 224.8373672490.

The spelling of 11365943 in words is "eleven million, three hundred sixty-five thousand, nine hundred forty-three".