144540589 has 2 divisors, whose sum is σ = 144540590. Its totient is φ = 144540588.

The previous prime is 144540577. The next prime is 144540601. The reversal of 144540589 is 985045441.

144540589 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 (144540577) and next prime (144540601).

It can be written as a sum of positive squares in only one way, i.e., 137475625 + 7064964 = 11725^2 + 2658^2 .

It is a cyclic number.

It is not a de Polignac number, because 144540589 - 2²⁵ = 110986157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144520589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72270294 + 72270295.

It is an arithmetic number, because the mean of its divisors is an integer number (72270295).

Almost surely, 2^144540589 is an apocalyptic number.

It is an amenable number.

144540589 is a deficient number, since it is larger than the sum of its proper divisors (1).

144540589 is an equidigital number, since it uses as much as digits as its factorization.

144540589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 115200, while the sum is 40.

The square root of 144540589 is about 12022.5034414634. The cubic root of 144540589 is about 524.8033597660.

The spelling of 144540589 in words is "one hundred forty-four million, five hundred forty thousand, five hundred eighty-nine".