104195164217 has 2 divisors, whose sum is σ = 104195164218. Its totient is φ = 104195164216.

The previous prime is 104195164123. The next prime is 104195164237. The reversal of 104195164217 is 712461591401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75326095936 + 28869068281 = 274456^2 + 169909^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104195164217 is a prime.

It is not a weakly prime, because it can be changed into another prime (104195164237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52097582108 + 52097582109.

It is an arithmetic number, because the mean of its divisors is an integer number (52097582109).

Almost surely, 2^104195164217 is an apocalyptic number.

It is an amenable number.

104195164217 is a deficient number, since it is larger than the sum of its proper divisors (1).

104195164217 is an equidigital number, since it uses as much as digits as its factorization.

104195164217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 41.

The spelling of 104195164217 in words is "one hundred four billion, one hundred ninety-five million, one hundred sixty-four thousand, two hundred seventeen".