54660173 has 4 divisors (see below), whose sum is σ = 54739968. Its totient is φ = 54580380.

The previous prime is 54660139. The next prime is 54660187. The reversal of 54660173 is 37106645.

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, and also an emirpimes, since its reverse is a distinct semiprime: 37106645 = 5 ⋅7421329.

It is a cyclic number.

It is not a de Polignac number, because 54660173 - 2¹⁴ = 54643789 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 (54660103) 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, 38861 + ... + 40242.

It is an arithmetic number, because the mean of its divisors is an integer number (13684992).

Almost surely, 2^54660173 is an apocalyptic number.

It is an amenable number.

54660173 is a deficient number, since it is larger than the sum of its proper divisors (79795).

54660173 is an equidigital number, since it uses as much as digits as its factorization.

54660173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79794.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 54660173 is about 7393.2518555775. The cubic root of 54660173 is about 379.5103874331.

The spelling of 54660173 in words is "fifty-four million, six hundred sixty thousand, one hundred seventy-three".