83371643 has 2 divisors, whose sum is σ = 83371644. Its totient is φ = 83371642.

The previous prime is 83371627. The next prime is 83371657. The reversal of 83371643 is 34617338.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83371643 - 2⁴ = 83371627 is a prime.

It is not a weakly prime, because it can be changed into another prime (83361643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41685821 + 41685822.

It is an arithmetic number, because the mean of its divisors is an integer number (41685822).

Almost surely, 2^83371643 is an apocalyptic number.

83371643 is a deficient number, since it is larger than the sum of its proper divisors (1).

83371643 is an equidigital number, since it uses as much as digits as its factorization.

83371643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 35.

The square root of 83371643 is about 9130.8073575123. The cubic root of 83371643 is about 436.8571552668.

The spelling of 83371643 in words is "eighty-three million, three hundred seventy-one thousand, six hundred forty-three".