86321005387 has 2 divisors, whose sum is σ = 86321005388. Its totient is φ = 86321005386.

The previous prime is 86321005373. The next prime is 86321005489. The reversal of 86321005387 is 78350012368.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86321005387 - 2⁷ = 86321005259 is a prime.

It is not a weakly prime, because it can be changed into another prime (86321005357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43160502693 + 43160502694.

It is an arithmetic number, because the mean of its divisors is an integer number (43160502694).

Almost surely, 2^86321005387 is an apocalyptic number.

86321005387 is a deficient number, since it is larger than the sum of its proper divisors (1).

86321005387 is an equidigital number, since it uses as much as digits as its factorization.

86321005387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 86321005387 in words is "eighty-six billion, three hundred twenty-one million, five thousand, three hundred eighty-seven".