173116393 has 2 divisors, whose sum is σ = 173116394. Its totient is φ = 173116392.

The previous prime is 173116381. The next prime is 173116403. The reversal of 173116393 is 393611371.

173116393 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123032464 + 50083929 = 11092^2 + 7077^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-173116393 is a prime.

It is not a weakly prime, because it can be changed into another prime (173116343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86558196 + 86558197.

It is an arithmetic number, because the mean of its divisors is an integer number (86558197).

Almost surely, 2^173116393 is an apocalyptic number.

It is an amenable number.

173116393 is a deficient number, since it is larger than the sum of its proper divisors (1).

173116393 is an equidigital number, since it uses as much as digits as its factorization.

173116393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10206, while the sum is 34.

The square root of 173116393 is about 13157.3702919694. The cubic root of 173116393 is about 557.3303986498.

The spelling of 173116393 in words is "one hundred seventy-three million, one hundred sixteen thousand, three hundred ninety-three".