173070197 has 4 divisors (see below), whose sum is σ = 173117280. Its totient is φ = 173023116.

The previous prime is 173070167. The next prime is 173070223. The reversal of 173070197 is 791070371.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 173070197 - 2⁶ = 173070133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (173070167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17513 + ... + 25550.

It is an arithmetic number, because the mean of its divisors is an integer number (43279320).

Almost surely, 2^173070197 is an apocalyptic number.

It is an amenable number.

173070197 is a deficient number, since it is larger than the sum of its proper divisors (47083).

173070197 is an equidigital number, since it uses as much as digits as its factorization.

173070197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47082.

The product of its (nonzero) digits is 9261, while the sum is 35.

The square root of 173070197 is about 13155.6146568680. The cubic root of 173070197 is about 557.2808198180.

The spelling of 173070197 in words is "one hundred seventy-three million, seventy thousand, one hundred ninety-seven".