182028239 has 2 divisors, whose sum is σ = 182028240. Its totient is φ = 182028238.

The previous prime is 182028181. The next prime is 182028241. The reversal of 182028239 is 932820281.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-182028239 is a prime.

It is a super-2 number, since 2×182028239² = 66268559586882242, which contains 22 as substring.

Together with 182028241, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 182028199 and 182028208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (182028269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 91014119 + 91014120.

It is an arithmetic number, because the mean of its divisors is an integer number (91014120).

Almost surely, 2^182028239 is an apocalyptic number.

182028239 is a deficient number, since it is larger than the sum of its proper divisors (1).

182028239 is an equidigital number, since it uses as much as digits as its factorization.

182028239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 182028239 is about 13491.7841296101. The cubic root of 182028239 is about 566.7344191577.

The spelling of 182028239 in words is "one hundred eighty-two million, twenty-eight thousand, two hundred thirty-nine".