523459 has 2 divisors, whose sum is σ = 523460. Its totient is φ = 523458.

The previous prime is 523433. The next prime is 523463. The reversal of 523459 is 954325.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 523459 - 2⁵ = 523427 is a prime.

It is a Chen prime.

It is a zygodrome in base 2.

It is not a weakly prime, because it can be changed into another prime (523489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261729 + 261730.

It is an arithmetic number, because the mean of its divisors is an integer number (261730).

2⁵²³⁴⁵⁹ is an apocalyptic number.

523459 is a deficient number, since it is larger than the sum of its proper divisors (1).

523459 is an equidigital number, since it uses as much as digits as its factorization.

523459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5400, while the sum is 28.

The square root of 523459 is about 723.5046648087. The cubic root of 523459 is about 80.5924249952.

The spelling of 523459 in words is "five hundred twenty-three thousand, four hundred fifty-nine".