8383851139 has 4 divisors (see below), whose sum is σ = 8465247856. Its totient is φ = 8302454424.

The previous prime is 8383851097. The next prime is 8383851191. The reversal of 8383851139 is 9311583838.

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 8383851139 - 2²⁹ = 7846980227 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8383851092 and 8383851101.

It is not an unprimeable number, because it can be changed into a prime (8383851199) 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, 40698204 + ... + 40698409.

It is an arithmetic number, because the mean of its divisors is an integer number (2116311964).

Almost surely, 2^8383851139 is an apocalyptic number.

8383851139 is a deficient number, since it is larger than the sum of its proper divisors (81396717).

8383851139 is a wasteful number, since it uses less digits than its factorization.

8383851139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81396716.

The product of its digits is 622080, while the sum is 49.

The square root of 8383851139 is about 91563.3722565961. The cubic root of 8383851139 is about 2031.4892078317.

The spelling of 8383851139 in words is "eight billion, three hundred eighty-three million, eight hundred fifty-one thousand, one hundred thirty-nine".