165828343 has 2 divisors, whose sum is σ = 165828344. Its totient is φ = 165828342.

The previous prime is 165828307. The next prime is 165828373. The reversal of 165828343 is 343828561.

It is a strong prime.

It is an emirp because it is prime and its reverse (343828561) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-165828343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 165828296 and 165828305.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (165828373) 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, 82914171 + 82914172.

It is an arithmetic number, because the mean of its divisors is an integer number (82914172).

Almost surely, 2^165828343 is an apocalyptic number.

165828343 is a deficient number, since it is larger than the sum of its proper divisors (1).

165828343 is an equidigital number, since it uses as much as digits as its factorization.

165828343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 138240, while the sum is 40.

The square root of 165828343 is about 12877.4354201448. The cubic root of 165828343 is about 549.3969621920.

The spelling of 165828343 in words is "one hundred sixty-five million, eight hundred twenty-eight thousand, three hundred forty-three".