165052101343 has 4 divisors (see below), whose sum is σ = 165709679688. Its totient is φ = 164394523000.

The previous prime is 165052101307. The next prime is 165052101353. The reversal of 165052101343 is 343101250561.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 343101250561 = 421 ⋅814967341.

It is a cyclic number.

It is not a de Polignac number, because 165052101343 - 2²⁹ = 164515230431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165052101353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 328788796 + ... + 328789297.

It is an arithmetic number, because the mean of its divisors is an integer number (41427419922).

Almost surely, 2^165052101343 is an apocalyptic number.

165052101343 is a deficient number, since it is larger than the sum of its proper divisors (657578345).

165052101343 is an equidigital number, since it uses as much as digits as its factorization.

165052101343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657578344.

The product of its (nonzero) digits is 10800, while the sum is 31.

The spelling of 165052101343 in words is "one hundred sixty-five billion, fifty-two million, one hundred one thousand, three hundred forty-three".