11986474183 has 4 divisors (see below), whose sum is σ = 11988383400. Its totient is φ = 11984564968.

The previous prime is 11986474147. The next prime is 11986474187. The reversal of 11986474183 is 38147468911.

It is a happy number.

11986474183 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 not a de Polignac number, because 11986474183 - 2¹³ = 11986465991 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11986474183.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11986474187) 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, 945160 + ... + 957757.

It is an arithmetic number, because the mean of its divisors is an integer number (2997095850).

Almost surely, 2^11986474183 is an apocalyptic number.

11986474183 is a deficient number, since it is larger than the sum of its proper divisors (1909217).

11986474183 is an equidigital number, since it uses as much as digits as its factorization.

11986474183 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1909216.

The product of its digits is 1161216, while the sum is 52.

The spelling of 11986474183 in words is "eleven billion, nine hundred eighty-six million, four hundred seventy-four thousand, one hundred eighty-three".