868580267 has 2 divisors, whose sum is σ = 868580268. Its totient is φ = 868580266.

The previous prime is 868580249. The next prime is 868580327. The reversal of 868580267 is 762085868.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 868580267 - 2¹² = 868576171 is a prime.

It is not a weakly prime, because it can be changed into another prime (868580467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 434290133 + 434290134.

It is an arithmetic number, because the mean of its divisors is an integer number (434290134).

Almost surely, 2^868580267 is an apocalyptic number.

868580267 is a deficient number, since it is larger than the sum of its proper divisors (1).

868580267 is an equidigital number, since it uses as much as digits as its factorization.

868580267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1290240, while the sum is 50.

The square root of 868580267 is about 29471.6858526960. The cubic root of 868580267 is about 954.1207030390.

The spelling of 868580267 in words is "eight hundred sixty-eight million, five hundred eighty thousand, two hundred sixty-seven".