82513163 has 2 divisors, whose sum is σ = 82513164. Its totient is φ = 82513162.

The previous prime is 82513139. The next prime is 82513169. The reversal of 82513163 is 36131528.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82513163 - 2⁶ = 82513099 is a prime.

It is not a weakly prime, because it can be changed into another prime (82513169) 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, 41256581 + 41256582.

It is an arithmetic number, because the mean of its divisors is an integer number (41256582).

Almost surely, 2^82513163 is an apocalyptic number.

82513163 is a deficient number, since it is larger than the sum of its proper divisors (1).

82513163 is an equidigital number, since it uses as much as digits as its factorization.

82513163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 29.

The square root of 82513163 is about 9083.6756326941. The cubic root of 82513163 is about 435.3525358151.

The spelling of 82513163 in words is "eighty-two million, five hundred thirteen thousand, one hundred sixty-three".