11764943 has 4 divisors (see below), whose sum is σ = 11775288. Its totient is φ = 11754600.

The previous prime is 11764889. The next prime is 11764967. The reversal of 11764943 is 34946711.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 11764943 - 2¹⁶ = 11699407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11763943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3221 + ... + 5822.

It is an arithmetic number, because the mean of its divisors is an integer number (2943822).

Almost surely, 2^11764943 is an apocalyptic number.

11764943 is a deficient number, since it is larger than the sum of its proper divisors (10345).

11764943 is an equidigital number, since it uses as much as digits as its factorization.

11764943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10344.

The product of its digits is 18144, while the sum is 35.

The square root of 11764943 is about 3430.0062682158. The cubic root of 11764943 is about 227.4381299372.

The spelling of 11764943 in words is "eleven million, seven hundred sixty-four thousand, nine hundred forty-three".