5643000173 has 2 divisors, whose sum is σ = 5643000174. Its totient is φ = 5643000172.

The previous prime is 5643000157. The next prime is 5643000193. The reversal of 5643000173 is 3710003465.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3964213444 + 1678786729 = 62962^2 + 40973^2 .

It is a cyclic number.

It is not a de Polignac number, because 5643000173 - 2⁴ = 5643000157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5643000193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2821500086 + 2821500087.

It is an arithmetic number, because the mean of its divisors is an integer number (2821500087).

Almost surely, 2^5643000173 is an apocalyptic number.

It is an amenable number.

5643000173 is a deficient number, since it is larger than the sum of its proper divisors (1).

5643000173 is an equidigital number, since it uses as much as digits as its factorization.

5643000173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 5643000173 is about 75119.9053047859. The cubic root of 5643000173 is about 1780.3416603136.

The spelling of 5643000173 in words is "five billion, six hundred forty-three million, one hundred seventy-three", and thus it is an aban number.