210108104849 has 2 divisors, whose sum is σ = 210108104850. Its totient is φ = 210108104848.

The previous prime is 210108104819. The next prime is 210108104861. The reversal of 210108104849 is 948401801012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 182152264849 + 27955840000 = 426793^2 + 167200^2 .

It is a cyclic number.

It is not a de Polignac number, because 210108104849 - 2⁸ = 210108104593 is a prime.

It is not a weakly prime, because it can be changed into another prime (210108104819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105054052424 + 105054052425.

It is an arithmetic number, because the mean of its divisors is an integer number (105054052425).

Almost surely, 2^210108104849 is an apocalyptic number.

It is an amenable number.

210108104849 is a deficient number, since it is larger than the sum of its proper divisors (1).

210108104849 is an equidigital number, since it uses as much as digits as its factorization.

210108104849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18432, while the sum is 38.

The spelling of 210108104849 in words is "two hundred ten billion, one hundred eight million, one hundred four thousand, eight hundred forty-nine".