168089573 has 2 divisors, whose sum is σ = 168089574. Its totient is φ = 168089572.

The previous prime is 168089527. The next prime is 168089629. The reversal of 168089573 is 375980861.

It is a happy number.

168089573 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., 143952004 + 24137569 = 11998^2 + 4913^2 .

It is a cyclic number.

It is not a de Polignac number, because 168089573 - 2¹⁴ = 168073189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (168085573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84044786 + 84044787.

It is an arithmetic number, because the mean of its divisors is an integer number (84044787).

Almost surely, 2^168089573 is an apocalyptic number.

It is an amenable number.

168089573 is a deficient number, since it is larger than the sum of its proper divisors (1).

168089573 is an equidigital number, since it uses as much as digits as its factorization.

168089573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 47.

The square root of 168089573 is about 12964.9362898550. The cubic root of 168089573 is about 551.8828833747.

The spelling of 168089573 in words is "one hundred sixty-eight million, eighty-nine thousand, five hundred seventy-three".