13543304155 has 4 divisors (see below), whose sum is σ = 16251964992. Its totient is φ = 10834643320.

The previous prime is 13543304113. The next prime is 13543304161. The reversal of 13543304155 is 55140334531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55140334531 = 20731 ⋅2659801.

It is not a de Polignac number, because 13543304155 - 2¹¹ = 13543302107 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13543304155.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1354330411 + ... + 1354330420.

It is an arithmetic number, because the mean of its divisors is an integer number (4062991248).

Almost surely, 2^13543304155 is an apocalyptic number.

13543304155 is a deficient number, since it is larger than the sum of its proper divisors (2708660837).

13543304155 is an equidigital number, since it uses as much as digits as its factorization.

13543304155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2708660836.

The product of its (nonzero) digits is 54000, while the sum is 34.

Adding to 13543304155 its reverse (55140334531), we get a palindrome (68683638686).

The spelling of 13543304155 in words is "thirteen billion, five hundred forty-three million, three hundred four thousand, one hundred fifty-five".