83359009 has 2 divisors, whose sum is σ = 83359010. Its totient is φ = 83359008.

The previous prime is 83358967. The next prime is 83359019. The reversal of 83359009 is 90095338.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61968384 + 21390625 = 7872^2 + 4625^2 .

It is a cyclic number.

It is not a de Polignac number, because 83359009 - 2¹¹ = 83356961 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (83359019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41679504 + 41679505.

It is an arithmetic number, because the mean of its divisors is an integer number (41679505).

Almost surely, 2^83359009 is an apocalyptic number.

It is an amenable number.

83359009 is a deficient number, since it is larger than the sum of its proper divisors (1).

83359009 is an equidigital number, since it uses as much as digits as its factorization.

83359009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 83359009 is about 9130.1154976265. The cubic root of 83359009 is about 436.8350872834.

The spelling of 83359009 in words is "eighty-three million, three hundred fifty-nine thousand, nine".