83822879213 has 2 divisors, whose sum is σ = 83822879214. Its totient is φ = 83822879212.

The previous prime is 83822879159. The next prime is 83822879233. The reversal of 83822879213 is 31297822838.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76926905449 + 6895973764 = 277357^2 + 83042^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83822879213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83822879233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41911439606 + 41911439607.

It is an arithmetic number, because the mean of its divisors is an integer number (41911439607).

Almost surely, 2^83822879213 is an apocalyptic number.

It is an amenable number.

83822879213 is a deficient number, since it is larger than the sum of its proper divisors (1).

83822879213 is an equidigital number, since it uses as much as digits as its factorization.

83822879213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2322432, while the sum is 53.

The spelling of 83822879213 in words is "eighty-three billion, eight hundred twenty-two million, eight hundred seventy-nine thousand, two hundred thirteen".