83008999 has 2 divisors, whose sum is σ = 83009000. Its totient is φ = 83008998.

The previous prime is 83008997. The next prime is 83009021. The reversal of 83008999 is 99980038.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83008999 - 2¹ = 83008997 is a prime.

Together with 83008997, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83008997) 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, 41504499 + 41504500.

It is an arithmetic number, because the mean of its divisors is an integer number (41504500).

Almost surely, 2^83008999 is an apocalyptic number.

83008999 is a deficient number, since it is larger than the sum of its proper divisors (1).

83008999 is an equidigital number, since it uses as much as digits as its factorization.

83008999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 46.

The square root of 83008999 is about 9110.9274500459. The cubic root of 83008999 is about 436.2228313444. Note that the first 3 decimals are identical.

The spelling of 83008999 in words is "eighty-three million, eight thousand, nine hundred ninety-nine".