12623969011 has 2 divisors, whose sum is σ = 12623969012. Its totient is φ = 12623969010.

The previous prime is 12623969009. The next prime is 12623969023. The reversal of 12623969011 is 11096932621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12623969011 - 2¹ = 12623969009 is a prime.

Together with 12623969009, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (12623969311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6311984505 + 6311984506.

It is an arithmetic number, because the mean of its divisors is an integer number (6311984506).

Almost surely, 2^12623969011 is an apocalyptic number.

12623969011 is a deficient number, since it is larger than the sum of its proper divisors (1).

12623969011 is an equidigital number, since it uses as much as digits as its factorization.

12623969011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34992, while the sum is 40.

The spelling of 12623969011 in words is "twelve billion, six hundred twenty-three million, nine hundred sixty-nine thousand, eleven".