13146211667 has 4 divisors (see below), whose sum is σ = 13147160016. Its totient is φ = 13145263320.

The previous prime is 13146211651. The next prime is 13146211709. The reversal of 13146211667 is 76611264131.

It is a happy number.

13146211667 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 13146211667 - 2⁴ = 13146211651 is a prime.

It is a super-3 number, since 3×13146211667³ (a number of 31 digits) contains 333 as substring.

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 13146211667.

It is not an unprimeable number, because it can be changed into a prime (13146511667) 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, 453068 + ... + 481209.

It is an arithmetic number, because the mean of its divisors is an integer number (3286790004).

Almost surely, 2^13146211667 is an apocalyptic number.

13146211667 is a deficient number, since it is larger than the sum of its proper divisors (948349).

13146211667 is an equidigital number, since it uses as much as digits as its factorization.

13146211667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 948348.

The product of its digits is 36288, while the sum is 38.

Adding to 13146211667 its reverse (76611264131), we get a palindrome (89757475798).

The spelling of 13146211667 in words is "thirteen billion, one hundred forty-six million, two hundred eleven thousand, six hundred sixty-seven".