12651167 has 4 divisors (see below), whose sum is σ = 12687360. Its totient is φ = 12614976.

The previous prime is 12651161. The next prime is 12651187. The reversal of 12651167 is 76115621.

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 12651167 - 2⁶ = 12651103 is a prime.

It is a super-3 number, since 3×12651167³ (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12651161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17567 + ... + 18272.

It is an arithmetic number, because the mean of its divisors is an integer number (3171840).

Almost surely, 2^12651167 is an apocalyptic number.

12651167 is a deficient number, since it is larger than the sum of its proper divisors (36193).

12651167 is an equidigital number, since it uses as much as digits as its factorization.

12651167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36192.

The product of its digits is 2520, while the sum is 29.

The square root of 12651167 is about 3556.8479022865. The cubic root of 12651167 is about 233.0112356202.

Adding to 12651167 its reverse (76115621), we get a palindrome (88766788).

The spelling of 12651167 in words is "twelve million, six hundred fifty-one thousand, one hundred sixty-seven".