945089 has 2 divisors, whose sum is σ = 945090. Its totient is φ = 945088.

The previous prime is 945059. The next prime is 945103. The reversal of 945089 is 980549.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 935089 + 10000 = 967^2 + 100^2 .

It is an emirp because it is prime and its reverse (980549) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 945089 - 2⁸ = 944833 is a prime.

It is not a weakly prime, because it can be changed into another prime (945059) 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, 472544 + 472545.

It is an arithmetic number, because the mean of its divisors is an integer number (472545).

2⁹⁴⁵⁰⁸⁹ is an apocalyptic number.

It is an amenable number.

945089 is a deficient number, since it is larger than the sum of its proper divisors (1).

945089 is an equidigital number, since it uses as much as digits as its factorization.

945089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 945089 is about 972.1568803439. The cubic root of 945089 is about 98.1350698957.

The spelling of 945089 in words is "nine hundred forty-five thousand, eighty-nine".