82930313 has 2 divisors, whose sum is σ = 82930314. Its totient is φ = 82930312.

The previous prime is 82930303. The next prime is 82930333. The reversal of 82930313 is 31303928.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64850809 + 18079504 = 8053^2 + 4252^2 .

It is a cyclic number.

It is not a de Polignac number, because 82930313 - 2⁴ = 82930297 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is equal to p_4830482 and since 82930313 and 4830482 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (82930303) 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, 41465156 + 41465157.

It is an arithmetic number, because the mean of its divisors is an integer number (41465157).

Almost surely, 2^82930313 is an apocalyptic number.

It is an amenable number.

82930313 is a deficient number, since it is larger than the sum of its proper divisors (1).

82930313 is an equidigital number, since it uses as much as digits as its factorization.

82930313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 82930313 is about 9106.6082050344. The cubic root of 82930313 is about 436.0849527950.

The spelling of 82930313 in words is "eighty-two million, nine hundred thirty thousand, three hundred thirteen".