82119259 has 4 divisors (see below), whose sum is σ = 82287000. Its totient is φ = 81951520.

The previous prime is 82119251. The next prime is 82119409. The reversal of 82119259 is 95291128.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 82119259 - 2³ = 82119251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82119251) 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 in 3 ways as a sum of consecutive naturals, for example, 83134 + ... + 84115.

It is an arithmetic number, because the mean of its divisors is an integer number (20571750).

Almost surely, 2^82119259 is an apocalyptic number.

82119259 is a deficient number, since it is larger than the sum of its proper divisors (167741).

82119259 is a wasteful number, since it uses less digits than its factorization.

82119259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167740.

The product of its digits is 12960, while the sum is 37.

The square root of 82119259 is about 9061.9677222996. The cubic root of 82119259 is about 434.6586638371.

The spelling of 82119259 in words is "eighty-two million, one hundred nineteen thousand, two hundred fifty-nine".