13523332243 has 8 divisors (see below), whose sum is σ = 13560307200. Its totient is φ = 13486391688.

The previous prime is 13523332189. The next prime is 13523332253. The reversal of 13523332243 is 34223332531.

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 13523332243 - 2¹⁷ = 13523201171 is a prime.

It is a super-2 number, since 2×13523332243² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13523332253) 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, 908898 + ... + 923656.

It is an arithmetic number, because the mean of its divisors is an integer number (1695038400).

Almost surely, 2^13523332243 is an apocalyptic number.

13523332243 is a deficient number, since it is larger than the sum of its proper divisors (36974957).

13523332243 is a wasteful number, since it uses less digits than its factorization.

13523332243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17201.

The product of its digits is 38880, while the sum is 31.

Adding to 13523332243 its reverse (34223332531), we get a palindrome (47746664774).

The spelling of 13523332243 in words is "thirteen billion, five hundred twenty-three million, three hundred thirty-two thousand, two hundred forty-three".