2013173673 has 40 divisors (see below), whose sum is σ = 3146083200. Its totient is φ = 1145005344.

The previous prime is 2013173651. The next prime is 2013173797. The reversal of 2013173673 is 3763713102.

It is a happy number.

It is not a de Polignac number, because 2013173673 - 2¹⁰ = 2013172649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2013173623) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1937088 + ... + 1938126.

It is an arithmetic number, because the mean of its divisors is an integer number (78652080).

Almost surely, 2^2013173673 is an apocalyptic number.

It is an amenable number.

2013173673 is a deficient number, since it is larger than the sum of its proper divisors (1132909527).

2013173673 is an equidigital number, since it uses as much as digits as its factorization.

2013173673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1339 (or 1318 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 33.

The square root of 2013173673 is about 44868.4039497729. The cubic root of 2013173673 is about 1262.6812962923.

Adding to 2013173673 its reverse (3763713102), we get a palindrome (5776886775).

The spelling of 2013173673 in words is "two billion, thirteen million, one hundred seventy-three thousand, six hundred seventy-three".