13522381143 has 16 divisors (see below), whose sum is σ = 18243399936. Its totient is φ = 8908761600.

The previous prime is 13522381129. The next prime is 13522381177. The reversal of 13522381143 is 34118322531.

It is not a de Polignac number, because 13522381143 - 2⁶ = 13522381079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13522381843) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10096 + ... + 164762.

It is an arithmetic number, because the mean of its divisors is an integer number (1140212496).

Almost surely, 2^13522381143 is an apocalyptic number.

13522381143 is a deficient number, since it is larger than the sum of its proper divisors (4721018793).

13522381143 is a wasteful number, since it uses less digits than its factorization.

13522381143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155014.

The product of its digits is 17280, while the sum is 33.

The spelling of 13522381143 in words is "thirteen billion, five hundred twenty-two million, three hundred eighty-one thousand, one hundred forty-three".