83823319 has 2 divisors, whose sum is σ = 83823320. Its totient is φ = 83823318.

The previous prime is 83823317. The next prime is 83823329. The reversal of 83823319 is 91332838.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83823319 - 2¹ = 83823317 is a prime.

It is a super-2 number, since 2×83823319² = 14052697616351522, which contains 22 as substring.

Together with 83823317, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83823317) 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, 41911659 + 41911660.

It is an arithmetic number, because the mean of its divisors is an integer number (41911660).

Almost surely, 2^83823319 is an apocalyptic number.

83823319 is a deficient number, since it is larger than the sum of its proper divisors (1).

83823319 is an equidigital number, since it uses as much as digits as its factorization.

83823319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 37.

The square root of 83823319 is about 9155.5075774093. The cubic root of 83823319 is about 437.6446437653.

The spelling of 83823319 in words is "eighty-three million, eight hundred twenty-three thousand, three hundred nineteen".