11673583811 has 4 divisors (see below), whose sum is σ = 11833495992. Its totient is φ = 11513671632.

The previous prime is 11673583771. The next prime is 11673583813. The reversal of 11673583811 is 11838537611.

11673583811 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11673583811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11673583813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79955981 + ... + 79956126.

It is an arithmetic number, because the mean of its divisors is an integer number (2958373998).

Almost surely, 2^11673583811 is an apocalyptic number.

11673583811 is a deficient number, since it is larger than the sum of its proper divisors (159912181).

11673583811 is an equidigital number, since it uses as much as digits as its factorization.

11673583811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159912180.

The product of its digits is 120960, while the sum is 44.

The spelling of 11673583811 in words is "eleven billion, six hundred seventy-three million, five hundred eighty-three thousand, eight hundred eleven".