1020060889 has 2 divisors, whose sum is σ = 1020060890. Its totient is φ = 1020060888.

The previous prime is 1020060887. The next prime is 1020060917. The reversal of 1020060889 is 9880600201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 845820889 + 174240000 = 29083^2 + 13200^2 .

It is an emirp because it is prime and its reverse (9880600201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1020060889 - 2¹ = 1020060887 is a prime.

Together with 1020060887, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1020060887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510030444 + 510030445.

It is an arithmetic number, because the mean of its divisors is an integer number (510030445).

Almost surely, 2^1020060889 is an apocalyptic number.

It is an amenable number.

1020060889 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020060889 is an equidigital number, since it uses as much as digits as its factorization.

1020060889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 1020060889 is about 31938.3920853884. The cubic root of 1020060889 is about 1006.6427393087.

The spelling of 1020060889 in words is "one billion, twenty million, sixty thousand, eight hundred eighty-nine".