542159873 has 2 divisors, whose sum is σ = 542159874. Its totient is φ = 542159872.

The previous prime is 542159833. The next prime is 542159911. The reversal of 542159873 is 378951245.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 520889329 + 21270544 = 22823^2 + 4612^2 .

It is a cyclic number.

It is not a de Polignac number, because 542159873 - 2⁶ = 542159809 is a prime.

It is a super-2 number, since 2×542159873² = 587874655782752258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (542159833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271079936 + 271079937.

It is an arithmetic number, because the mean of its divisors is an integer number (271079937).

Almost surely, 2^542159873 is an apocalyptic number.

It is an amenable number.

542159873 is a deficient number, since it is larger than the sum of its proper divisors (1).

542159873 is an equidigital number, since it uses as much as digits as its factorization.

542159873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 302400, while the sum is 44.

The square root of 542159873 is about 23284.3267671625. The cubic root of 542159873 is about 815.4095438748.

The spelling of 542159873 in words is "five hundred forty-two million, one hundred fifty-nine thousand, eight hundred seventy-three".