100104205259497 has 2 divisors, whose sum is σ = 100104205259498. Its totient is φ = 100104205259496.

The previous prime is 100104205259431. The next prime is 100104205259573. The reversal of 100104205259497 is 794952502401001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56061922477401 + 44042282782096 = 7487451^2 + 6636436^2 .

It is a cyclic number.

It is not a de Polignac number, because 100104205259497 - 2¹⁹ = 100104204735209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100104205259497.

It is not a weakly prime, because it can be changed into another prime (100104203259497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50052102629748 + 50052102629749.

It is an arithmetic number, because the mean of its divisors is an integer number (50052102629749).

Almost surely, 2^{100104205259497} is an apocalyptic number.

It is an amenable number.

100104205259497 is a deficient number, since it is larger than the sum of its proper divisors (1).

100104205259497 is an equidigital number, since it uses as much as digits as its factorization.

100104205259497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 907200, while the sum is 49.

The spelling of 100104205259497 in words is "one hundred trillion, one hundred four billion, two hundred five million, two hundred fifty-nine thousand, four hundred ninety-seven".