13543422163 has 8 divisors (see below), whose sum is σ = 13894363728. Its totient is φ = 13196951424.

The previous prime is 13543422161. The next prime is 13543422251. The reversal of 13543422163 is 36122434531.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13543422163 - 2¹ = 13543422161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13543422161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1111570 + ... + 1123687.

It is an arithmetic number, because the mean of its divisors is an integer number (1736795466).

Almost surely, 2^13543422163 is an apocalyptic number.

13543422163 is a deficient number, since it is larger than the sum of its proper divisors (350941565).

13543422163 is an equidigital number, since it uses as much as digits as its factorization.

13543422163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2235413.

The product of its digits is 51840, while the sum is 34.

Adding to 13543422163 its reverse (36122434531), we get a palindrome (49665856694).

The spelling of 13543422163 in words is "thirteen billion, five hundred forty-three million, four hundred twenty-two thousand, one hundred sixty-three".