959449489 has 2 divisors, whose sum is σ = 959449490. Its totient is φ = 959449488.

The previous prime is 959449481. The next prime is 959449573. The reversal of 959449489 is 984944959.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 769230225 + 190219264 = 27735^2 + 13792^2 .

It is a cyclic number.

It is not a de Polignac number, because 959449489 - 2³ = 959449481 is a prime.

It is a super-2 number, since 2×959449489² = 1841086643884722242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (959449481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 479724744 + 479724745.

It is an arithmetic number, because the mean of its divisors is an integer number (479724745).

Almost surely, 2^959449489 is an apocalyptic number.

It is an amenable number.

959449489 is a deficient number, since it is larger than the sum of its proper divisors (1).

959449489 is an equidigital number, since it uses as much as digits as its factorization.

959449489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16796160, while the sum is 61.

The square root of 959449489 is about 30974.9816626257. The cubic root of 959449489 is about 986.2962274437.

The spelling of 959449489 in words is "nine hundred fifty-nine million, four hundred forty-nine thousand, four hundred eighty-nine".