83000839 has 2 divisors, whose sum is σ = 83000840. Its totient is φ = 83000838.

The previous prime is 83000833. The next prime is 83000843. The reversal of 83000839 is 93800038.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83000839 - 2³ = 83000831 is a prime.

It is equal to p_4834363 and since 83000839 and 4834363 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 83000839.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83000831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41500419 + 41500420.

It is an arithmetic number, because the mean of its divisors is an integer number (41500420).

Almost surely, 2^83000839 is an apocalyptic number.

83000839 is a deficient number, since it is larger than the sum of its proper divisors (1).

83000839 is an equidigital number, since it uses as much as digits as its factorization.

83000839 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 83000839 is about 9110.4796251350. The cubic root of 83000839 is about 436.2085369306.

It can be divided in two parts, 8300083 and 9, that multiplied together give a palindrome (74700747).

The spelling of 83000839 in words is "eighty-three million, eight hundred thirty-nine", and thus it is an aban number.