542612173 has 2 divisors, whose sum is σ = 542612174. Its totient is φ = 542612172.

The previous prime is 542612153. The next prime is 542612179. The reversal of 542612173 is 371216245.

542612173 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 can be written as a sum of positive squares in only one way, i.e., 541353289 + 1258884 = 23267^2 + 1122^2 .

It is a cyclic number.

It is not a de Polignac number, because 542612173 - 2²⁹ = 5741261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542612179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271306086 + 271306087.

It is an arithmetic number, because the mean of its divisors is an integer number (271306087).

Almost surely, 2^542612173 is an apocalyptic number.

It is an amenable number.

542612173 is a deficient number, since it is larger than the sum of its proper divisors (1).

542612173 is an equidigital number, since it uses as much as digits as its factorization.

542612173 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10080, while the sum is 31.

The square root of 542612173 is about 23294.0372842494. The cubic root of 542612173 is about 815.6362342184.

The spelling of 542612173 in words is "five hundred forty-two million, six hundred twelve thousand, one hundred seventy-three".