540532171 has 2 divisors, whose sum is σ = 540532172. Its totient is φ = 540532170.

The previous prime is 540532123. The next prime is 540532183. The reversal of 540532171 is 171235045.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-540532171 is a prime.

It is not a weakly prime, because it can be changed into another prime (540532471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270266085 + 270266086.

It is an arithmetic number, because the mean of its divisors is an integer number (270266086).

Almost surely, 2^540532171 is an apocalyptic number.

540532171 is a deficient number, since it is larger than the sum of its proper divisors (1).

540532171 is an equidigital number, since it uses as much as digits as its factorization.

540532171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 540532171 is about 23249.3477542919. The cubic root of 540532171 is about 814.5927035093.

The spelling of 540532171 in words is "five hundred forty million, five hundred thirty-two thousand, one hundred seventy-one".