966287489 has 2 divisors, whose sum is σ = 966287490. Its totient is φ = 966287488.

The previous prime is 966287479. The next prime is 966287533. The reversal of 966287489 is 984782669.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 549433600 + 416853889 = 23440^2 + 20417^2 .

It is a cyclic number.

It is not a de Polignac number, because 966287489 - 2²⁰ = 965238913 is a prime.

It is a super-3 number, since 3×966287489³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (966287479) 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, 483143744 + 483143745.

It is an arithmetic number, because the mean of its divisors is an integer number (483143745).

Almost surely, 2^966287489 is an apocalyptic number.

It is an amenable number.

966287489 is a deficient number, since it is larger than the sum of its proper divisors (1).

966287489 is an equidigital number, since it uses as much as digits as its factorization.

966287489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10450944, while the sum is 59.

The square root of 966287489 is about 31085.1650952669. The cubic root of 966287489 is about 988.6337951905.

The spelling of 966287489 in words is "nine hundred sixty-six million, two hundred eighty-seven thousand, four hundred eighty-nine".