103810809673 has 2 divisors, whose sum is σ = 103810809674. Its totient is φ = 103810809672.

The previous prime is 103810809653. The next prime is 103810809721. The reversal of 103810809673 is 376908018301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86231497104 + 17579312569 = 293652^2 + 132587^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103810809673 is a prime.

It is not a weakly prime, because it can be changed into another prime (103810809643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51905404836 + 51905404837.

It is an arithmetic number, because the mean of its divisors is an integer number (51905404837).

Almost surely, 2^103810809673 is an apocalyptic number.

It is an amenable number.

103810809673 is a deficient number, since it is larger than the sum of its proper divisors (1).

103810809673 is an equidigital number, since it uses as much as digits as its factorization.

103810809673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 46.

The spelling of 103810809673 in words is "one hundred three billion, eight hundred ten million, eight hundred nine thousand, six hundred seventy-three".