13543313161 has 8 divisors (see below), whose sum is σ = 15478780160. Its totient is φ = 11608023168.

The previous prime is 13543313149. The next prime is 13543313191. The reversal of 13543313161 is 16131334531.

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

It is not a de Polignac number, because 13543313161 - 2¹³ = 13543304969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13543313191) 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, 251545 + ... + 300601.

It is an arithmetic number, because the mean of its divisors is an integer number (1934847520).

Almost surely, 2^13543313161 is an apocalyptic number.

It is an amenable number.

13543313161 is a deficient number, since it is larger than the sum of its proper divisors (1935466999).

13543313161 is an equidigital number, since it uses as much as digits as its factorization.

13543313161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88503.

The product of its digits is 9720, while the sum is 31.

Adding to 13543313161 its reverse (16131334531), we get a palindrome (29674647692).

The spelling of 13543313161 in words is "thirteen billion, five hundred forty-three million, three hundred thirteen thousand, one hundred sixty-one".