11313571516013 has 4 divisors (see below), whose sum is σ = 12183846248028. Its totient is φ = 10443296784000.

The previous prime is 11313571516007. The next prime is 11313571516033. The reversal of 11313571516013 is 31061517531311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 885851792809 + 10427719723204 = 941197^2 + 3229198^2 .

It is a cyclic number.

It is not a de Polignac number, because 11313571516013 - 2⁶ = 11313571515949 is a prime.

It is a super-2 number, since 2×11313571516013² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11313571516033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 435137365988 + ... + 435137366013.

It is an arithmetic number, because the mean of its divisors is an integer number (3045961562007).

Almost surely, 2^{11313571516013} is an apocalyptic number.

11313571516013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11313571516013 is a deficient number, since it is larger than the sum of its proper divisors (870274732015).

11313571516013 is an equidigital number, since it uses as much as digits as its factorization.

11313571516013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870274732014.

The product of its (nonzero) digits is 28350, while the sum is 38.

The spelling of 11313571516013 in words is "eleven trillion, three hundred thirteen billion, five hundred seventy-one million, five hundred sixteen thousand, thirteen".