2054505173 has 8 divisors (see below), whose sum is σ = 2395924800. Its totient is φ = 1761004140.

The previous prime is 2054505161. The next prime is 2054505209. The reversal of 2054505173 is 3715054502.

It is not a de Polignac number, because 2054505173 - 2⁴ = 2054505157 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 (2054505143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2994563 + ... + 2995248.

It is an arithmetic number, because the mean of its divisors is an integer number (299490600).

Almost surely, 2^2054505173 is an apocalyptic number.

It is an amenable number.

2054505173 is a deficient number, since it is larger than the sum of its proper divisors (341419627).

2054505173 is an frugal number, since it uses more digits than its factorization.

2054505173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5989832 (or 5989818 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 2054505173 is about 45326.6496997076. The cubic root of 2054505173 is about 1271.2639931850.

Adding to 2054505173 its reverse (3715054502), we get a palindrome (5769559675).

The spelling of 2054505173 in words is "two billion, fifty-four million, five hundred five thousand, one hundred seventy-three".