12652112311 has 4 divisors (see below), whose sum is σ = 12825428992. Its totient is φ = 12478795632.

The previous prime is 12652112303. The next prime is 12652112321. The reversal of 12652112311 is 11321125621.

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 12652112311 - 2³ = 12652112303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12652112321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86658231 + ... + 86658376.

It is an arithmetic number, because the mean of its divisors is an integer number (3206357248).

Almost surely, 2^12652112311 is an apocalyptic number.

12652112311 is a deficient number, since it is larger than the sum of its proper divisors (173316681).

12652112311 is an equidigital number, since it uses as much as digits as its factorization.

12652112311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173316680.

The product of its digits is 720, while the sum is 25.

Adding to 12652112311 its reverse (11321125621), we get a palindrome (23973237932).

The spelling of 12652112311 in words is "twelve billion, six hundred fifty-two million, one hundred twelve thousand, three hundred eleven".