54540173 has 2 divisors, whose sum is σ = 54540174. Its totient is φ = 54540172.

The previous prime is 54540169. The next prime is 54540193. The reversal of 54540173 is 37104545.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53904964 + 635209 = 7342^2 + 797^2 .

It is a cyclic number.

It is not a de Polignac number, because 54540173 - 2² = 54540169 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54540103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27270086 + 27270087.

It is an arithmetic number, because the mean of its divisors is an integer number (27270087).

Almost surely, 2^54540173 is an apocalyptic number.

It is an amenable number.

54540173 is a deficient number, since it is larger than the sum of its proper divisors (1).

54540173 is an equidigital number, since it uses as much as digits as its factorization.

54540173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 54540173 is about 7385.1318877864. The cubic root of 54540173 is about 379.2324604312.

The spelling of 54540173 in words is "fifty-four million, five hundred forty thousand, one hundred seventy-three".