197813360473 has 2 divisors, whose sum is σ = 197813360474. Its totient is φ = 197813360472.

The previous prime is 197813360449. The next prime is 197813360579. The reversal of 197813360473 is 374063318791.

197813360473 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 153247195024 + 44566165449 = 391468^2 + 211107^2 .

It is a cyclic number.

It is not a de Polignac number, because 197813360473 - 2¹⁷ = 197813229401 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 197813360473.

It is not a weakly prime, because it can be changed into another prime (197813360873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98906680236 + 98906680237.

It is an arithmetic number, because the mean of its divisors is an integer number (98906680237).

Almost surely, 2^197813360473 is an apocalyptic number.

It is an amenable number.

197813360473 is a deficient number, since it is larger than the sum of its proper divisors (1).

197813360473 is an equidigital number, since it uses as much as digits as its factorization.

197813360473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2286144, while the sum is 52.

The spelling of 197813360473 in words is "one hundred ninety-seven billion, eight hundred thirteen million, three hundred sixty thousand, four hundred seventy-three".