83966347 has 2 divisors, whose sum is σ = 83966348. Its totient is φ = 83966346.

The previous prime is 83966329. The next prime is 83966423. The reversal of 83966347 is 74366938.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83966347 - 2⁷ = 83966219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 83966297 and 83966306.

It is not a weakly prime, because it can be changed into another prime (83966327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41983173 + 41983174.

It is an arithmetic number, because the mean of its divisors is an integer number (41983174).

Almost surely, 2^83966347 is an apocalyptic number.

83966347 is a deficient number, since it is larger than the sum of its proper divisors (1).

83966347 is an equidigital number, since it uses as much as digits as its factorization.

83966347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 653184, while the sum is 46.

The square root of 83966347 is about 9163.3152843280. The cubic root of 83966347 is about 437.8934204792.

The spelling of 83966347 in words is "eighty-three million, nine hundred sixty-six thousand, three hundred forty-seven".