102005343859 has 2 divisors, whose sum is σ = 102005343860. Its totient is φ = 102005343858.

The previous prime is 102005343787. The next prime is 102005343863. The reversal of 102005343859 is 958343500201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102005343859 - 2¹⁷ = 102005212787 is a prime.

It is not a weakly prime, because it can be changed into another prime (102005343889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51002671929 + 51002671930.

It is an arithmetic number, because the mean of its divisors is an integer number (51002671930).

Almost surely, 2^102005343859 is an apocalyptic number.

102005343859 is a deficient number, since it is larger than the sum of its proper divisors (1).

102005343859 is an equidigital number, since it uses as much as digits as its factorization.

102005343859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129600, while the sum is 40.

The spelling of 102005343859 in words is "one hundred two billion, five million, three hundred forty-three thousand, eight hundred fifty-nine".