542071 has 2 divisors, whose sum is σ = 542072. Its totient is φ = 542070.

The previous prime is 542063. The next prime is 542081. The reversal of 542071 is 170245.

542071 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 542071 - 2³ = 542063 is a prime.

It is a nialpdrome in base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271035 + 271036.

It is an arithmetic number, because the mean of its divisors is an integer number (271036).

2⁵⁴²⁰⁷¹ is an apocalyptic number.

542071 is a deficient number, since it is larger than the sum of its proper divisors (1).

542071 is an equidigital number, since it uses as much as digits as its factorization.

542071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 280, while the sum is 19.

The square root of 542071 is about 736.2547113601. The cubic root of 542071 is about 81.5364986383.

The spelling of 542071 in words is "five hundred forty-two thousand, seventy-one".