11513041244403 has 16 divisors (see below), whose sum is σ = 16599528806400. Its totient is φ = 7070169673856.

The previous prime is 11513041244399. The next prime is 11513041244413. The reversal of 11513041244403 is 30444214031511.

It is a cyclic number.

It is not a de Polignac number, because 11513041244403 - 2² = 11513041244399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11513041244413) 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, 2401549803 + ... + 2401554596.

It is an arithmetic number, because the mean of its divisors is an integer number (1037470550400).

Almost surely, 2^{11513041244403} is an apocalyptic number.

11513041244403 is a deficient number, since it is larger than the sum of its proper divisors (5086487561997).

11513041244403 is a wasteful number, since it uses less digits than its factorization.

11513041244403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4803104466.

The product of its (nonzero) digits is 23040, while the sum is 33.

Adding to 11513041244403 its reverse (30444214031511), we get a palindrome (41957255275914).

The spelling of 11513041244403 in words is "eleven trillion, five hundred thirteen billion, forty-one million, two hundred forty-four thousand, four hundred three".