868560347 has 2 divisors, whose sum is σ = 868560348. Its totient is φ = 868560346.

The previous prime is 868560257. The next prime is 868560403. The reversal of 868560347 is 743065868.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 868560347 - 2²⁸ = 600124891 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (868560647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 434280173 + 434280174.

It is an arithmetic number, because the mean of its divisors is an integer number (434280174).

Almost surely, 2^868560347 is an apocalyptic number.

868560347 is a deficient number, since it is larger than the sum of its proper divisors (1).

868560347 is an equidigital number, since it uses as much as digits as its factorization.

868560347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 967680, while the sum is 47.

The square root of 868560347 is about 29471.3478992733. The cubic root of 868560347 is about 954.1134090558.

The spelling of 868560347 in words is "eight hundred sixty-eight million, five hundred sixty thousand, three hundred forty-seven".