12383311667 has 4 divisors (see below), whose sum is σ = 12429006816. Its totient is φ = 12337616520.

The previous prime is 12383311651. The next prime is 12383311673. The reversal of 12383311667 is 76611338321.

It is a happy number.

12383311667 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 12383311667 - 2⁴ = 12383311651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12383311627) 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, 22847168 + ... + 22847709.

It is an arithmetic number, because the mean of its divisors is an integer number (3107251704).

Almost surely, 2^12383311667 is an apocalyptic number.

12383311667 is a deficient number, since it is larger than the sum of its proper divisors (45695149).

12383311667 is an equidigital number, since it uses as much as digits as its factorization.

12383311667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45695148.

The product of its digits is 108864, while the sum is 41.

Adding to 12383311667 its reverse (76611338321), we get a palindrome (88994649988).

The spelling of 12383311667 in words is "twelve billion, three hundred eighty-three million, three hundred eleven thousand, six hundred sixty-seven".