605123033406173 has 2 divisors, whose sum is σ = 605123033406174. Its totient is φ = 605123033406172.

The previous prime is 605123033406163. The next prime is 605123033406187. The reversal of 605123033406173 is 371604330321506.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 582765768053764 + 22357265352409 = 24140542^2 + 4728347^2 .

It is a cyclic number.

It is not a de Polignac number, because 605123033406173 - 2²⁴ = 605123016628957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (605123033406113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302561516703086 + 302561516703087.

It is an arithmetic number, because the mean of its divisors is an integer number (302561516703087).

Almost surely, 2^{605123033406173} is an apocalyptic number.

It is an amenable number.

605123033406173 is a deficient number, since it is larger than the sum of its proper divisors (1).

605123033406173 is an equidigital number, since it uses as much as digits as its factorization.

605123033406173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 816480, while the sum is 44.

Adding to 605123033406173 its reverse (371604330321506), we get a palindrome (976727363727679).

The spelling of 605123033406173 in words is "six hundred five trillion, one hundred twenty-three billion, thirty-three million, four hundred six thousand, one hundred seventy-three".