9740484989 has 2 divisors, whose sum is σ = 9740484990. Its totient is φ = 9740484988.

The previous prime is 9740484931. The next prime is 9740485031. The reversal of 9740484989 is 9894840479.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8776879225 + 963605764 = 93685^2 + 31042^2 .

It is an emirp because it is prime and its reverse (9894840479) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9740484989 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9740480989) 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, 4870242494 + 4870242495.

It is an arithmetic number, because the mean of its divisors is an integer number (4870242495).

Almost surely, 2^9740484989 is an apocalyptic number.

It is an amenable number.

9740484989 is a deficient number, since it is larger than the sum of its proper divisors (1).

9740484989 is an equidigital number, since it uses as much as digits as its factorization.

9740484989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20901888, while the sum is 62.

The square root of 9740484989 is about 98693.8953988543. The cubic root of 9740484989 is about 2135.6341677484.

The spelling of 9740484989 in words is "nine billion, seven hundred forty million, four hundred eighty-four thousand, nine hundred eighty-nine".