9817542983 has 2 divisors, whose sum is σ = 9817542984. Its totient is φ = 9817542982.

The previous prime is 9817542941. The next prime is 9817543009. The reversal of 9817542983 is 3892457189.

9817542983 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (3892457189) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9817542983 - 2¹⁸ = 9817280839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9817541983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4908771491 + 4908771492.

It is an arithmetic number, because the mean of its divisors is an integer number (4908771492).

Almost surely, 2^9817542983 is an apocalyptic number.

9817542983 is a deficient number, since it is larger than the sum of its proper divisors (1).

9817542983 is an equidigital number, since it uses as much as digits as its factorization.

9817542983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4354560, while the sum is 56.

The square root of 9817542983 is about 99083.5151929926. The cubic root of 9817542983 is about 2141.2511232244.

The spelling of 9817542983 in words is "nine billion, eight hundred seventeen million, five hundred forty-two thousand, nine hundred eighty-three".