115564135241 has 2 divisors, whose sum is σ = 115564135242. Its totient is φ = 115564135240.

The previous prime is 115564135217. The next prime is 115564135273. The reversal of 115564135241 is 142531465511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 94307953216 + 21256182025 = 307096^2 + 145795^2 .

It is a cyclic number.

It is not a de Polignac number, because 115564135241 - 2⁶ = 115564135177 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 115564135195 and 115564135204.

It is not a weakly prime, because it can be changed into another prime (115564134241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57782067620 + 57782067621.

It is an arithmetic number, because the mean of its divisors is an integer number (57782067621).

Almost surely, 2^115564135241 is an apocalyptic number.

It is an amenable number.

115564135241 is a deficient number, since it is larger than the sum of its proper divisors (1).

115564135241 is an equidigital number, since it uses as much as digits as its factorization.

115564135241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72000, while the sum is 38.

The spelling of 115564135241 in words is "one hundred fifteen billion, five hundred sixty-four million, one hundred thirty-five thousand, two hundred forty-one".