11513020513109 has 8 divisors (see below), whose sum is σ = 11581039092480. Its totient is φ = 11445169262400.

The previous prime is 11513020513091. The next prime is 11513020513151. The reversal of 11513020513109 is 90131502031511.

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 11513020513109 - 2¹⁶ = 11513020447573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11513020513609) 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, 41694149 + ... + 41969370.

It is an arithmetic number, because the mean of its divisors is an integer number (1447629886560).

Almost surely, 2^{11513020513109} is an apocalyptic number.

It is an amenable number.

11513020513109 is a deficient number, since it is larger than the sum of its proper divisors (68018579371).

11513020513109 is an equidigital number, since it uses as much as digits as its factorization.

11513020513109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83664331.

The product of its (nonzero) digits is 4050, while the sum is 32.

The spelling of 11513020513109 in words is "eleven trillion, five hundred thirteen billion, twenty million, five hundred thirteen thousand, one hundred nine".