12653111011 has 2 divisors, whose sum is σ = 12653111012. Its totient is φ = 12653111010.

The previous prime is 12653110991. The next prime is 12653111039. The reversal of 12653111011 is 11011135621.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12653111011 is a prime.

It is not a weakly prime, because it can be changed into another prime (12653111041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6326555505 + 6326555506.

It is an arithmetic number, because the mean of its divisors is an integer number (6326555506).

Almost surely, 2^12653111011 is an apocalyptic number.

12653111011 is a deficient number, since it is larger than the sum of its proper divisors (1).

12653111011 is an equidigital number, since it uses as much as digits as its factorization.

12653111011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 22.

Adding to 12653111011 its reverse (11011135621), we get a palindrome (23664246632).

The spelling of 12653111011 in words is "twelve billion, six hundred fifty-three million, one hundred eleven thousand, eleven".