920738089 has 2 divisors, whose sum is σ = 920738090. Its totient is φ = 920738088.

The previous prime is 920738069. The next prime is 920738113. The reversal of 920738089 is 980837029.

920738089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 896403600 + 24334489 = 29940^2 + 4933^2 .

It is a cyclic number.

It is not a de Polignac number, because 920738089 - 2¹¹ = 920736041 is a prime.

It is not a weakly prime, because it can be changed into another prime (920738069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 460369044 + 460369045.

It is an arithmetic number, because the mean of its divisors is an integer number (460369045).

Almost surely, 2^920738089 is an apocalyptic number.

It is an amenable number.

920738089 is a deficient number, since it is larger than the sum of its proper divisors (1).

920738089 is an equidigital number, since it uses as much as digits as its factorization.

920738089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 46.

The square root of 920738089 is about 30343.6663737262. Note that the first 3 decimals coincide. The cubic root of 920738089 is about 972.8488498521.

The spelling of 920738089 in words is "nine hundred twenty million, seven hundred thirty-eight thousand, eighty-nine".