654493173 has 16 divisors (see below), whose sum is σ = 902232576. Its totient is φ = 421585920.

The previous prime is 654493163. The next prime is 654493193. The reversal of 654493173 is 371394456.

654493173 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 654493173 - 2⁶ = 654493109 is a prime.

It is a super-2 number, since 2×654493173² = 856722627007215858, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (654493163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57361 + ... + 67817.

It is an arithmetic number, because the mean of its divisors is an integer number (56389536).

Almost surely, 2^654493173 is an apocalyptic number.

It is an amenable number.

654493173 is a deficient number, since it is larger than the sum of its proper divisors (247739403).

654493173 is a wasteful number, since it uses less digits than its factorization.

654493173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11164.

The product of its digits is 272160, while the sum is 42.

The square root of 654493173 is about 25583.0641831662. The cubic root of 654493173 is about 868.2305043956.

The spelling of 654493173 in words is "six hundred fifty-four million, four hundred ninety-three thousand, one hundred seventy-three".