9489244357 has 2 divisors, whose sum is σ = 9489244358. Its totient is φ = 9489244356.

The previous prime is 9489244339. The next prime is 9489244361. The reversal of 9489244357 is 7534429849.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9332719236 + 156525121 = 96606^2 + 12511^2 .

It is an emirp because it is prime and its reverse (7534429849) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9489244357 - 2¹⁹ = 9488720069 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9489244298 and 9489244307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9489244307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4744622178 + 4744622179.

It is an arithmetic number, because the mean of its divisors is an integer number (4744622179).

Almost surely, 2^9489244357 is an apocalyptic number.

It is an amenable number.

9489244357 is a deficient number, since it is larger than the sum of its proper divisors (1).

9489244357 is an equidigital number, since it uses as much as digits as its factorization.

9489244357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8709120, while the sum is 55.

The square root of 9489244357 is about 97412.7525378479. The cubic root of 9489244357 is about 2117.1122094842.

The spelling of 9489244357 in words is "nine billion, four hundred eighty-nine million, two hundred forty-four thousand, three hundred fifty-seven".