83989012339 has 2 divisors, whose sum is σ = 83989012340. Its totient is φ = 83989012338.

The previous prime is 83989012337. The next prime is 83989012351. The reversal of 83989012339 is 93321098938.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83989012339 - 2¹ = 83989012337 is a prime.

Together with 83989012337, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 83989012339.

It is not a weakly prime, because it can be changed into another prime (83989012337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41994506169 + 41994506170.

It is an arithmetic number, because the mean of its divisors is an integer number (41994506170).

Almost surely, 2^83989012339 is an apocalyptic number.

83989012339 is a deficient number, since it is larger than the sum of its proper divisors (1).

83989012339 is an equidigital number, since it uses as much as digits as its factorization.

83989012339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2519424, while the sum is 55.

The spelling of 83989012339 in words is "eighty-three billion, nine hundred eighty-nine million, twelve thousand, three hundred thirty-nine".