165482579 has 2 divisors, whose sum is σ = 165482580. Its totient is φ = 165482578.

The previous prime is 165482567. The next prime is 165482593. The reversal of 165482579 is 975284561.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (975284561) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 165482579 - 2²⁴ = 148705363 is a prime.

It is not a weakly prime, because it can be changed into another prime (165482549) 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, 82741289 + 82741290.

It is an arithmetic number, because the mean of its divisors is an integer number (82741290).

Almost surely, 2^165482579 is an apocalyptic number.

165482579 is a deficient number, since it is larger than the sum of its proper divisors (1).

165482579 is an equidigital number, since it uses as much as digits as its factorization.

165482579 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 604800, while the sum is 47.

The square root of 165482579 is about 12864.0032260568. The cubic root of 165482579 is about 549.0148524576.

The spelling of 165482579 in words is "one hundred sixty-five million, four hundred eighty-two thousand, five hundred seventy-nine".