11543141424 has 20 divisors (see below), whose sum is σ = 29819782136. Its totient is φ = 3847713792.

The previous prime is 11543141417. The next prime is 11543141471. The reversal of 11543141424 is 42414134511.

It is a super-2 number, since 2×11543141424² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 11543141391 and 11543141400.

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, 120241009 + ... + 120241104.

Almost surely, 2^11543141424 is an apocalyptic number.

It is an amenable number.

11543141424 is an abundant number, since it is smaller than the sum of its proper divisors (18276640712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11543141424 is a wasteful number, since it uses less digits than its factorization.

11543141424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240482124 (or 240482118 counting only the distinct ones).

The product of its digits is 7680, while the sum is 30.

Adding to 11543141424 its reverse (42414134511), we get a palindrome (53957275935).

The spelling of 11543141424 in words is "eleven billion, five hundred forty-three million, one hundred forty-one thousand, four hundred twenty-four".