1120716889 has 2 divisors, whose sum is σ = 1120716890. Its totient is φ = 1120716888.

The previous prime is 1120716797. The next prime is 1120716893. The reversal of 1120716889 is 9886170211.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1057355289 + 63361600 = 32517^2 + 7960^2 .

It is an emirp because it is prime and its reverse (9886170211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1120716889 - 2¹¹ = 1120714841 is a prime.

It is not a weakly prime, because it can be changed into another prime (1120716899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560358444 + 560358445.

It is an arithmetic number, because the mean of its divisors is an integer number (560358445).

Almost surely, 2^1120716889 is an apocalyptic number.

It is an amenable number.

1120716889 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120716889 is an equidigital number, since it uses as much as digits as its factorization.

1120716889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 43.

The square root of 1120716889 is about 33477.1099260375. The cubic root of 1120716889 is about 1038.7203470349.

The spelling of 1120716889 in words is "one billion, one hundred twenty million, seven hundred sixteen thousand, eight hundred eighty-nine".