12651163 has 18 divisors (see below), whose sum is σ = 15291276. Its totient is φ = 10435824.

The previous prime is 12651161. The next prime is 12651187. The reversal of 12651163 is 36115621.

It is not a de Polignac number, because 12651163 - 2¹ = 12651161 is a prime.

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

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 41056 + ... + 41362.

Almost surely, 2^12651163 is an apocalyptic number.

12651163 is a deficient number, since it is larger than the sum of its proper divisors (2640113).

12651163 is an equidigital number, since it uses as much as digits as its factorization.

12651163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379 (or 343 counting only the distinct ones).

The product of its digits is 1080, while the sum is 25.

The square root of 12651163 is about 3556.8473399909. The cubic root of 12651163 is about 233.0112110627.

Adding to 12651163 its reverse (36115621), we get a palindrome (48766784).

The spelling of 12651163 in words is "twelve million, six hundred fifty-one thousand, one hundred sixty-three".