540560173 has 2 divisors, whose sum is σ = 540560174. Its totient is φ = 540560172.

The previous prime is 540560147. The next prime is 540560239. The reversal of 540560173 is 371065045.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 467337924 + 73222249 = 21618^2 + 8557^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-540560173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540560143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270280086 + 270280087.

It is an arithmetic number, because the mean of its divisors is an integer number (270280087).

Almost surely, 2^540560173 is an apocalyptic number.

It is an amenable number.

540560173 is a deficient number, since it is larger than the sum of its proper divisors (1).

540560173 is an equidigital number, since it uses as much as digits as its factorization.

540560173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 540560173 is about 23249.9499569354. The cubic root of 540560173 is about 814.6067697896.

The spelling of 540560173 in words is "five hundred forty million, five hundred sixty thousand, one hundred seventy-three".