145589 has 2 divisors, whose sum is σ = 145590.
Its totient is φ = 145588.
The previous prime is 145577. The next prime is 145601. The reversal of 145589 is 985541.
145589 is nontrivially palindromic in base 14.
145589 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a balanced prime because it is at equal distance from previous prime (145577) and next prime (145601).
It can be written as a sum of positive squares in only one way, i.e., 87025 + 58564 = 295^2 + 242^2
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-145589 is a prime.
It is a plaindrome in base 10.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (145549) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72794 + 72795.
It is an arithmetic number, because the mean of its divisors is an integer number (72795).
2145589 is an apocalyptic number.
It is an amenable number.
145589 is a deficient number, since it is larger than the sum of its proper divisors (1).
145589 is an equidigital number, since it uses as much as digits as its factorization.
145589 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 7200, while the sum is 32.
The square root of 145589 is about 381.5612663780.
The cubic root of 145589 is about 52.6069174111.
The spelling of 145589 in words is "one hundred forty-five thousand, five hundred eighty-nine".