8383949383 has 4 divisors (see below), whose sum is σ = 8526050280. Its totient is φ = 8241848488.

The previous prime is 8383949359. The next prime is 8383949389. The reversal of 8383949383 is 3839493838.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8383949383 - 2¹³ = 8383941191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8383949389) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71050360 + ... + 71050477.

It is an arithmetic number, because the mean of its divisors is an integer number (2131512570).

Almost surely, 2^8383949383 is an apocalyptic number.

8383949383 is a deficient number, since it is larger than the sum of its proper divisors (142100897).

8383949383 is a wasteful number, since it uses less digits than its factorization.

8383949383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142100896.

The product of its digits is 13436928, while the sum is 58.

The square root of 8383949383 is about 91563.9087359206. The cubic root of 8383949383 is about 2031.4971429617.

The spelling of 8383949383 in words is "eight billion, three hundred eighty-three million, nine hundred forty-nine thousand, three hundred eighty-three".