86945759 has 2 divisors, whose sum is σ = 86945760. Its totient is φ = 86945758.

The previous prime is 86945717. The next prime is 86945783. The reversal of 86945759 is 95754968.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86945759 - 2⁸ = 86945503 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86945759.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86945459) 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, 43472879 + 43472880.

It is an arithmetic number, because the mean of its divisors is an integer number (43472880).

Almost surely, 2^86945759 is an apocalyptic number.

86945759 is a deficient number, since it is larger than the sum of its proper divisors (1).

86945759 is an equidigital number, since it uses as much as digits as its factorization.

86945759 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2721600, while the sum is 53.

The square root of 86945759 is about 9324.4709769509. The cubic root of 86945759 is about 443.0126570277.

The spelling of 86945759 in words is "eighty-six million, nine hundred forty-five thousand, seven hundred fifty-nine".