542738171 has 2 divisors, whose sum is σ = 542738172. Its totient is φ = 542738170.

The previous prime is 542738113. The next prime is 542738177. The reversal of 542738171 is 171837245.

542738171 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 542738171 - 2¹⁸ = 542476027 is a prime.

It is not a weakly prime, because it can be changed into another prime (542738177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271369085 + 271369086.

It is an arithmetic number, because the mean of its divisors is an integer number (271369086).

Almost surely, 2^542738171 is an apocalyptic number.

542738171 is a deficient number, since it is larger than the sum of its proper divisors (1).

542738171 is an equidigital number, since it uses as much as digits as its factorization.

542738171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47040, while the sum is 38.

The square root of 542738171 is about 23296.7416391220. The cubic root of 542738171 is about 815.6993613074.

The spelling of 542738171 in words is "five hundred forty-two million, seven hundred thirty-eight thousand, one hundred seventy-one".