102494808659 has 2 divisors, whose sum is σ = 102494808660. Its totient is φ = 102494808658.

The previous prime is 102494808569. The next prime is 102494808671. The reversal of 102494808659 is 956808494201.

Together with previous prime (102494808569) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102494808659 - 2¹² = 102494804563 is a prime.

It is not a weakly prime, because it can be changed into another prime (102494808859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51247404329 + 51247404330.

It is an arithmetic number, because the mean of its divisors is an integer number (51247404330).

Almost surely, 2^102494808659 is an apocalyptic number.

102494808659 is a deficient number, since it is larger than the sum of its proper divisors (1).

102494808659 is an equidigital number, since it uses as much as digits as its factorization.

102494808659 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4976640, while the sum is 56.

The spelling of 102494808659 in words is "one hundred two billion, four hundred ninety-four million, eight hundred eight thousand, six hundred fifty-nine".