82105703 has 2 divisors, whose sum is σ = 82105704. Its totient is φ = 82105702.

The previous prime is 82105693. The next prime is 82105721. The reversal of 82105703 is 30750128.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82105703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82105603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41052851 + 41052852.

It is an arithmetic number, because the mean of its divisors is an integer number (41052852).

Almost surely, 2^82105703 is an apocalyptic number.

82105703 is a deficient number, since it is larger than the sum of its proper divisors (1).

82105703 is an equidigital number, since it uses as much as digits as its factorization.

82105703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 82105703 is about 9061.2197302571. The cubic root of 82105703 is about 434.6347451398.

The spelling of 82105703 in words is "eighty-two million, one hundred five thousand, seven hundred three".