989069317 has 2 divisors, whose sum is σ = 989069318. Its totient is φ = 989069316.

The previous prime is 989069303. The next prime is 989069321. The reversal of 989069317 is 713960989.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 713210436 + 275858881 = 26706^2 + 16609^2 .

It is a cyclic number.

It is not a de Polignac number, because 989069317 - 2¹¹ = 989067269 is a prime.

It is a super-2 number, since 2×989069317² = 1956516227661692978, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (989069387) 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, 494534658 + 494534659.

It is an arithmetic number, because the mean of its divisors is an integer number (494534659).

Almost surely, 2^989069317 is an apocalyptic number.

It is an amenable number.

989069317 is a deficient number, since it is larger than the sum of its proper divisors (1).

989069317 is an equidigital number, since it uses as much as digits as its factorization.

989069317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 734832, while the sum is 52.

The square root of 989069317 is about 31449.4724439060. The cubic root of 989069317 is about 996.3430822540.

The spelling of 989069317 in words is "nine hundred eighty-nine million, sixty-nine thousand, three hundred seventeen".