542842723 has 2 divisors, whose sum is σ = 542842724. Its totient is φ = 542842722.

The previous prime is 542842709. The next prime is 542842753. The reversal of 542842723 is 327248245.

542842723 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 542842723 - 2⁹ = 542842211 is a prime.

It is not a weakly prime, because it can be changed into another prime (542842753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271421361 + 271421362.

It is an arithmetic number, because the mean of its divisors is an integer number (271421362).

Almost surely, 2^542842723 is an apocalyptic number.

542842723 is a deficient number, since it is larger than the sum of its proper divisors (1).

542842723 is an equidigital number, since it uses as much as digits as its factorization.

542842723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 107520, while the sum is 37.

The square root of 542842723 is about 23298.9854500148. The cubic root of 542842723 is about 815.7517361777.

The spelling of 542842723 in words is "five hundred forty-two million, eight hundred forty-two thousand, seven hundred twenty-three".