13543202155 has 16 divisors (see below), whose sum is σ = 18634049280. Its totient is φ = 9256509792.

The previous prime is 13543202137. The next prime is 13543202203. The reversal of 13543202155 is 55120234531.

It is a cyclic number.

It is not a de Polignac number, because 13543202155 - 2⁹ = 13543201643 is a prime.

It is a super-2 number, since 2×13543202155² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 619465 + ... + 640954.

It is an arithmetic number, because the mean of its divisors is an integer number (1164628080).

Almost surely, 2^13543202155 is an apocalyptic number.

13543202155 is a deficient number, since it is larger than the sum of its proper divisors (5090847125).

13543202155 is a wasteful number, since it uses less digits than its factorization.

13543202155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1260738.

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 13543202155 its reverse (55120234531), we get a palindrome (68663436686).

The spelling of 13543202155 in words is "thirteen billion, five hundred forty-three million, two hundred two thousand, one hundred fifty-five".