539723 has 2 divisors, whose sum is σ = 539724. Its totient is φ = 539722.

The previous prime is 539713. The next prime is 539729. The reversal of 539723 is 327935.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 539723 - 2¹² = 535627 is a prime.

It is a d-powerful number, because it can be written as 5 + 3³ + 7² + 9 + 2¹³ + 3¹² .

It is not a weakly prime, because it can be changed into another prime (539729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269861 + 269862.

It is an arithmetic number, because the mean of its divisors is an integer number (269862).

2⁵³⁹⁷²³ is an apocalyptic number.

539723 is a deficient number, since it is larger than the sum of its proper divisors (1).

539723 is an equidigital number, since it uses as much as digits as its factorization.

539723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5670, while the sum is 29.

The square root of 539723 is about 734.6584240312. The cubic root of 539723 is about 81.4186021593.

The spelling of 539723 in words is "five hundred thirty-nine thousand, seven hundred twenty-three".