82641113 has 2 divisors, whose sum is σ = 82641114. Its totient is φ = 82641112.

The previous prime is 82641067. The next prime is 82641121. The reversal of 82641113 is 31114628.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71961289 + 10679824 = 8483^2 + 3268^2 .

It is a cyclic number.

It is not a de Polignac number, because 82641113 - 2⁶ = 82641049 is a prime.

It is not a weakly prime, because it can be changed into another prime (82641193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41320556 + 41320557.

It is an arithmetic number, because the mean of its divisors is an integer number (41320557).

Almost surely, 2^82641113 is an apocalyptic number.

It is an amenable number.

82641113 is a deficient number, since it is larger than the sum of its proper divisors (1).

82641113 is an equidigital number, since it uses as much as digits as its factorization.

82641113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1152, while the sum is 26.

The square root of 82641113 is about 9090.7157583988. The cubic root of 82641113 is about 435.5774477659.

The spelling of 82641113 in words is "eighty-two million, six hundred forty-one thousand, one hundred thirteen".