115065508213 has 2 divisors, whose sum is σ = 115065508214. Its totient is φ = 115065508212.

The previous prime is 115065508211. The next prime is 115065508273. The reversal of 115065508213 is 312805560511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105291813169 + 9773695044 = 324487^2 + 98862^2 .

It is a cyclic number.

It is not a de Polignac number, because 115065508213 - 2¹ = 115065508211 is a prime.

Together with 115065508211, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115065508211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57532754106 + 57532754107.

It is an arithmetic number, because the mean of its divisors is an integer number (57532754107).

Almost surely, 2^115065508213 is an apocalyptic number.

It is an amenable number.

115065508213 is a deficient number, since it is larger than the sum of its proper divisors (1).

115065508213 is an equidigital number, since it uses as much as digits as its factorization.

115065508213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36000, while the sum is 37.

The spelling of 115065508213 in words is "one hundred fifteen billion, sixty-five million, five hundred eight thousand, two hundred thirteen".