8670517241 has 2 divisors, whose sum is σ = 8670517242. Its totient is φ = 8670517240.

The previous prime is 8670517217. The next prime is 8670517243. The reversal of 8670517241 is 1427150768.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8255539600 + 414977641 = 90860^2 + 20371^2 .

It is a cyclic number.

It is not a de Polignac number, because 8670517241 - 2²² = 8666322937 is a prime.

Together with 8670517243, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (8670517243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4335258620 + 4335258621.

It is an arithmetic number, because the mean of its divisors is an integer number (4335258621).

Almost surely, 2^8670517241 is an apocalyptic number.

It is an amenable number.

8670517241 is a deficient number, since it is larger than the sum of its proper divisors (1).

8670517241 is an equidigital number, since it uses as much as digits as its factorization.

8670517241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 94080, while the sum is 41.

The square root of 8670517241 is about 93115.6122301733. The cubic root of 8670517241 is about 2054.3842114356.

The spelling of 8670517241 in words is "eight billion, six hundred seventy million, five hundred seventeen thousand, two hundred forty-one".