82011165 has 8 divisors (see below), whose sum is σ = 131217888. Its totient is φ = 43739280.

The previous prime is 82011157. The next prime is 82011187. The reversal of 82011165 is 56111028.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 82011165 - 2³ = 82011157 is a prime.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 2733691 + ... + 2733720.

It is an arithmetic number, because the mean of its divisors is an integer number (16402236).

Almost surely, 2^82011165 is an apocalyptic number.

It is an amenable number.

82011165 is a deficient number, since it is larger than the sum of its proper divisors (49206723).

82011165 is a wasteful number, since it uses less digits than its factorization.

82011165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5467419.

The product of its (nonzero) digits is 480, while the sum is 24.

The square root of 82011165 is about 9056.0016011483. The cubic root of 82011165 is about 434.4678656234.

The spelling of 82011165 in words is "eighty-two million, eleven thousand, one hundred sixty-five".