163713343 has 4 divisors (see below), whose sum is σ = 166802328. Its totient is φ = 160624360.

The previous prime is 163713337. The next prime is 163713353. The reversal of 163713343 is 343317361.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 343317361 = 181 ⋅1896781.

It is a cyclic number.

It is not a de Polignac number, because 163713343 - 2¹⁷ = 163582271 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 (163713353) 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, 1544413 + ... + 1544518.

It is an arithmetic number, because the mean of its divisors is an integer number (41700582).

Almost surely, 2^163713343 is an apocalyptic number.

163713343 is a deficient number, since it is larger than the sum of its proper divisors (3088985).

163713343 is an equidigital number, since it uses as much as digits as its factorization.

163713343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3088984.

The product of its digits is 13608, while the sum is 31.

The square root of 163713343 is about 12795.0515043903. The cubic root of 163713343 is about 547.0512637068.

The spelling of 163713343 in words is "one hundred sixty-three million, seven hundred thirteen thousand, three hundred forty-three".