11133522543 has 48 divisors (see below), whose sum is σ = 17860572128. Its totient is φ = 6126278400.

The previous prime is 11133522529. The next prime is 11133522553. The reversal of 11133522543 is 34522533111.

It is not a de Polignac number, because 11133522543 - 2¹³ = 11133514351 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 11133522543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11133522523) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 268521 + ... + 307197.

Almost surely, 2^11133522543 is an apocalyptic number.

11133522543 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11133522543 is a deficient number, since it is larger than the sum of its proper divisors (6727049585).

11133522543 is a wasteful number, since it uses less digits than its factorization.

11133522543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38776 (or 38765 counting only the distinct ones).

The product of its digits is 10800, while the sum is 30.

The spelling of 11133522543 in words is "eleven billion, one hundred thirty-three million, five hundred twenty-two thousand, five hundred forty-three".