83359819 has 2 divisors, whose sum is σ = 83359820. Its totient is φ = 83359818.

The previous prime is 83359817. The next prime is 83359841. The reversal of 83359819 is 91895338.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83359819 - 2¹ = 83359817 is a prime.

It is a super-2 number, since 2×83359819² = 13897718847425522, which contains 22 as substring.

Together with 83359817, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (83359813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41679909 + 41679910.

It is an arithmetic number, because the mean of its divisors is an integer number (41679910).

Almost surely, 2^83359819 is an apocalyptic number.

83359819 is a deficient number, since it is larger than the sum of its proper divisors (1).

83359819 is an equidigital number, since it uses as much as digits as its factorization.

83359819 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 233280, while the sum is 46.

The square root of 83359819 is about 9130.1598562128. The cubic root of 83359819 is about 436.8365021885.

The spelling of 83359819 in words is "eighty-three million, three hundred fifty-nine thousand, eight hundred nineteen".