82968943 has 2 divisors, whose sum is σ = 82968944. Its totient is φ = 82968942.

The previous prime is 82968931. The next prime is 82968983. The reversal of 82968943 is 34986928.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 82968943 - 2¹³ = 82960751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82968923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41484471 + 41484472.

It is an arithmetic number, because the mean of its divisors is an integer number (41484472).

Almost surely, 2^82968943 is an apocalyptic number.

82968943 is a deficient number, since it is larger than the sum of its proper divisors (1).

82968943 is an equidigital number, since it uses as much as digits as its factorization.

82968943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 746496, while the sum is 49.

The square root of 82968943 is about 9108.7289453579. The cubic root of 82968943 is about 436.1526535995.

The spelling of 82968943 in words is "eighty-two million, nine hundred sixty-eight thousand, nine hundred forty-three".