54530153173 has 4 divisors (see below), whose sum is σ = 57737809260. Its totient is φ = 51322497088.

The previous prime is 54530153101. The next prime is 54530153177. The reversal of 54530153173 is 37135103545.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 49971472849 + 4558680324 = 223543^2 + 67518^2 .

It is a cyclic number.

It is not a de Polignac number, because 54530153173 - 2⁹ = 54530152661 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 (54530153177) 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, 1603828018 + ... + 1603828051.

It is an arithmetic number, because the mean of its divisors is an integer number (14434452315).

Almost surely, 2^54530153173 is an apocalyptic number.

It is an amenable number.

54530153173 is a deficient number, since it is larger than the sum of its proper divisors (3207656087).

54530153173 is a wasteful number, since it uses less digits than its factorization.

54530153173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3207656086.

The product of its (nonzero) digits is 94500, while the sum is 37.

The spelling of 54530153173 in words is "fifty-four billion, five hundred thirty million, one hundred fifty-three thousand, one hundred seventy-three".