173113445 has 16 divisors (see below), whose sum is σ = 209744640. Its totient is φ = 137160000.

The previous prime is 173113373. The next prime is 173113453. The reversal of 173113445 is 544311371.

It is not a de Polignac number, because 173113445 - 2⁸ = 173113189 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 339851 + ... + 340359.

It is an arithmetic number, because the mean of its divisors is an integer number (13109040).

Almost surely, 2^173113445 is an apocalyptic number.

It is an amenable number.

173113445 is a deficient number, since it is larger than the sum of its proper divisors (36631195).

173113445 is a wasteful number, since it uses less digits than its factorization.

173113445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1036.

The product of its digits is 5040, while the sum is 29.

The square root of 173113445 is about 13157.2582630273. The cubic root of 173113445 is about 557.3272350377.

The spelling of 173113445 in words is "one hundred seventy-three million, one hundred thirteen thousand, four hundred forty-five".