86116663 has 2 divisors, whose sum is σ = 86116664. Its totient is φ = 86116662.

The previous prime is 86116637. The next prime is 86116699. The reversal of 86116663 is 36661168.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86116663 - 2²¹ = 84019511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86116603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43058331 + 43058332.

It is an arithmetic number, because the mean of its divisors is an integer number (43058332).

Almost surely, 2^86116663 is an apocalyptic number.

86116663 is a deficient number, since it is larger than the sum of its proper divisors (1).

86116663 is an equidigital number, since it uses as much as digits as its factorization.

86116663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 37.

The square root of 86116663 is about 9279.9064111660. The cubic root of 86116663 is about 441.5999994940.

The spelling of 86116663 in words is "eighty-six million, one hundred sixteen thousand, six hundred sixty-three".