4545552173 has 2 divisors, whose sum is σ = 4545552174. Its totient is φ = 4545552172.

The previous prime is 4545552161. The next prime is 4545552223. The reversal of 4545552173 is 3712555454.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3227716969 + 1317835204 = 56813^2 + 36302^2 .

It is a cyclic number.

It is not a de Polignac number, because 4545552173 - 2¹⁴ = 4545535789 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4545552173.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4545552113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2272776086 + 2272776087.

It is an arithmetic number, because the mean of its divisors is an integer number (2272776087).

Almost surely, 2^4545552173 is an apocalyptic number.

It is an amenable number.

4545552173 is a deficient number, since it is larger than the sum of its proper divisors (1).

4545552173 is an equidigital number, since it uses as much as digits as its factorization.

4545552173 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 420000, while the sum is 41.

The square root of 4545552173 is about 67420.7102676915. The cubic root of 4545552173 is about 1656.5156717710.

The spelling of 4545552173 in words is "four billion, five hundred forty-five million, five hundred fifty-two thousand, one hundred seventy-three".