115541323470217 has 2 divisors, whose sum is σ = 115541323470218. Its totient is φ = 115541323470216.

The previous prime is 115541323470169. The next prime is 115541323470269. The reversal of 115541323470217 is 712074323145511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81340394869881 + 34200928600336 = 9018891^2 + 5848156^2 .

It is a cyclic number.

It is not a de Polignac number, because 115541323470217 - 2³⁵ = 115506963731849 is a prime.

It is not a weakly prime, because it can be changed into another prime (115541323470317) 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, 57770661735108 + 57770661735109.

It is an arithmetic number, because the mean of its divisors is an integer number (57770661735109).

Almost surely, 2^{115541323470217} is an apocalyptic number.

It is an amenable number.

115541323470217 is a deficient number, since it is larger than the sum of its proper divisors (1).

115541323470217 is an equidigital number, since it uses as much as digits as its factorization.

115541323470217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 705600, while the sum is 46.

The spelling of 115541323470217 in words is "one hundred fifteen trillion, five hundred forty-one billion, three hundred twenty-three million, four hundred seventy thousand, two hundred seventeen".