9838349783 has 2 divisors, whose sum is σ = 9838349784. Its totient is φ = 9838349782.

The previous prime is 9838349753. The next prime is 9838349809. The reversal of 9838349783 is 3879438389.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (3879438389) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9838349783 - 2²⁴ = 9821572567 is a prime.

It is a super-2 number, since 2×9838349783² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9838349713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4919174891 + 4919174892.

It is an arithmetic number, because the mean of its divisors is an integer number (4919174892).

Almost surely, 2^9838349783 is an apocalyptic number.

9838349783 is a deficient number, since it is larger than the sum of its proper divisors (1).

9838349783 is an equidigital number, since it uses as much as digits as its factorization.

9838349783 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31352832, while the sum is 62.

The square root of 9838349783 is about 99188.4558958350. The cubic root of 9838349783 is about 2142.7627419935.

The spelling of 9838349783 in words is "nine billion, eight hundred thirty-eight million, three hundred forty-nine thousand, seven hundred eighty-three".