83391683 has 2 divisors, whose sum is σ = 83391684. Its totient is φ = 83391682.

The previous prime is 83391619. The next prime is 83391691. The reversal of 83391683 is 38619338.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83391683 - 2⁶ = 83391619 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 83391683.

It is not a weakly prime, because it can be changed into another prime (83391083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41695841 + 41695842.

It is an arithmetic number, because the mean of its divisors is an integer number (41695842).

Almost surely, 2^83391683 is an apocalyptic number.

83391683 is a deficient number, since it is larger than the sum of its proper divisors (1).

83391683 is an equidigital number, since it uses as much as digits as its factorization.

83391683 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 41.

The square root of 83391683 is about 9131.9046753676. The cubic root of 83391683 is about 436.8921548411.

The spelling of 83391683 in words is "eighty-three million, three hundred ninety-one thousand, six hundred eighty-three".