83443211 has 2 divisors, whose sum is σ = 83443212. Its totient is φ = 83443210.

The previous prime is 83443141. The next prime is 83443219. The reversal of 83443211 is 11234438.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83443211 - 2¹⁰ = 83442187 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (83443219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41721605 + 41721606.

It is an arithmetic number, because the mean of its divisors is an integer number (41721606).

Almost surely, 2^83443211 is an apocalyptic number.

83443211 is a deficient number, since it is larger than the sum of its proper divisors (1).

83443211 is an equidigital number, since it uses as much as digits as its factorization.

83443211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2304, while the sum is 26.

The square root of 83443211 is about 9134.7255569065. The cubic root of 83443211 is about 436.9821220215.

Adding to 83443211 its reverse (11234438), we get a palindrome (94677649).

The spelling of 83443211 in words is "eighty-three million, four hundred forty-three thousand, two hundred eleven".