9898459093 has 2 divisors, whose sum is σ = 9898459094. Its totient is φ = 9898459092.

The previous prime is 9898459057. The next prime is 9898459157. The reversal of 9898459093 is 3909548989.

It is an a-pointer prime, because the next prime (9898459157) can be obtained adding 9898459093 to its sum of digits (64).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5161991409 + 4736467684 = 71847^2 + 68822^2 .

It is an emirp because it is prime and its reverse (3909548989) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9898459093 - 2¹³ = 9898450901 is a prime.

It is a super-3 number, since 3×9898459093³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9898459793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4949229546 + 4949229547.

It is an arithmetic number, because the mean of its divisors is an integer number (4949229547).

Almost surely, 2^9898459093 is an apocalyptic number.

It is an amenable number.

9898459093 is a deficient number, since it is larger than the sum of its proper divisors (1).

9898459093 is an equidigital number, since it uses as much as digits as its factorization.

9898459093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25194240, while the sum is 64.

The square root of 9898459093 is about 99491.0000603070. Note that the first 4 decimals coincide. The cubic root of 9898459093 is about 2147.1177598562.

The spelling of 9898459093 in words is "nine billion, eight hundred ninety-eight million, four hundred fifty-nine thousand, ninety-three".