84305059859 has 2 divisors, whose sum is σ = 84305059860. Its totient is φ = 84305059858.

The previous prime is 84305059781. The next prime is 84305059889. The reversal of 84305059859 is 95895050348.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84305059859 is a prime.

It is not a weakly prime, because it can be changed into another prime (84305059889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42152529929 + 42152529930.

It is an arithmetic number, because the mean of its divisors is an integer number (42152529930).

Almost surely, 2^84305059859 is an apocalyptic number.

84305059859 is a deficient number, since it is larger than the sum of its proper divisors (1).

84305059859 is an equidigital number, since it uses as much as digits as its factorization.

84305059859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776000, while the sum is 56.

The spelling of 84305059859 in words is "eighty-four billion, three hundred five million, fifty-nine thousand, eight hundred fifty-nine".