83879099 has 2 divisors, whose sum is σ = 83879100. Its totient is φ = 83879098.

The previous prime is 83879069. The next prime is 83879123. The reversal of 83879099 is 99097838.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83879099 - 2¹² = 83875003 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 83879099.

It is not a weakly prime, because it can be changed into another prime (83879069) 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, 41939549 + 41939550.

It is an arithmetic number, because the mean of its divisors is an integer number (41939550).

Almost surely, 2^83879099 is an apocalyptic number.

83879099 is a deficient number, since it is larger than the sum of its proper divisors (1).

83879099 is an equidigital number, since it uses as much as digits as its factorization.

83879099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 979776, while the sum is 53.

The square root of 83879099 is about 9158.5533246250. The cubic root of 83879099 is about 437.7416987200.

The spelling of 83879099 in words is "eighty-three million, eight hundred seventy-nine thousand, ninety-nine".