115811263226851 has 2 divisors, whose sum is σ = 115811263226852. Its totient is φ = 115811263226850.

The previous prime is 115811263226809. The next prime is 115811263226933. The reversal of 115811263226851 is 158622362118511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 115811263226851 - 2¹¹ = 115811263224803 is a prime.

It is not a weakly prime, because it can be changed into another prime (115811263226801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57905631613425 + 57905631613426.

It is an arithmetic number, because the mean of its divisors is an integer number (57905631613426).

Almost surely, 2^{115811263226851} is an apocalyptic number.

115811263226851 is a deficient number, since it is larger than the sum of its proper divisors (1).

115811263226851 is an equidigital number, since it uses as much as digits as its factorization.

115811263226851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1382400, while the sum is 52.

The spelling of 115811263226851 in words is "one hundred fifteen trillion, eight hundred eleven billion, two hundred sixty-three million, two hundred twenty-six thousand, eight hundred fifty-one".