11543523124403 has 8 divisors (see below), whose sum is σ = 11564879047680. Its totient is φ = 11522186470080.

The previous prime is 11543523124387. The next prime is 11543523124433. The reversal of 11543523124403 is 30442132534511.

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 11543523124403 - 2⁴ = 11543523124387 is a prime.

It is a super-2 number, since 2×11543523124403² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11543523124433) 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, 3617708 + ... + 6014553.

It is an arithmetic number, because the mean of its divisors is an integer number (1445609880960).

Almost surely, 2^{11543523124403} is an apocalyptic number.

11543523124403 is a deficient number, since it is larger than the sum of its proper divisors (21355923277).

11543523124403 is an equidigital number, since it uses as much as digits as its factorization.

11543523124403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9634477.

The product of its (nonzero) digits is 172800, while the sum is 38.

Adding to 11543523124403 its reverse (30442132534511), we get a palindrome (41985655658914).

The spelling of 11543523124403 in words is "eleven trillion, five hundred forty-three billion, five hundred twenty-three million, one hundred twenty-four thousand, four hundred three".