86071099193 has 2 divisors, whose sum is σ = 86071099194. Its totient is φ = 86071099192.

The previous prime is 86071099187. The next prime is 86071099217. The reversal of 86071099193 is 39199017068.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64985735929 + 21085363264 = 254923^2 + 145208^2 .

It is a cyclic number.

It is not a de Polignac number, because 86071099193 - 2⁸ = 86071098937 is a prime.

It is not a weakly prime, because it can be changed into another prime (86071099183) 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, 43035549596 + 43035549597.

It is an arithmetic number, because the mean of its divisors is an integer number (43035549597).

Almost surely, 2^86071099193 is an apocalyptic number.

It is an amenable number.

86071099193 is a deficient number, since it is larger than the sum of its proper divisors (1).

86071099193 is an equidigital number, since it uses as much as digits as its factorization.

86071099193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 734832, while the sum is 53.

The spelling of 86071099193 in words is "eighty-six billion, seventy-one million, ninety-nine thousand, one hundred ninety-three".