11147704613 has 4 divisors (see below), whose sum is σ = 11258078028. Its totient is φ = 11037331200.

The previous prime is 11147704609. The next prime is 11147704679. The reversal of 11147704613 is 31640774111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31640774111 = 251 ⋅126058861.

It can be written as a sum of positive squares in 2 ways, for example, as 5435670529 + 5712034084 = 73727^2 + 75578^2 .

It is a cyclic number.

It is not a de Polignac number, because 11147704613 - 2² = 11147704609 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 (11147704693) 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, 55186556 + ... + 55186757.

It is an arithmetic number, because the mean of its divisors is an integer number (2814519507).

Almost surely, 2^11147704613 is an apocalyptic number.

It is an amenable number.

11147704613 is a deficient number, since it is larger than the sum of its proper divisors (110373415).

11147704613 is a wasteful number, since it uses less digits than its factorization.

11147704613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110373414.

The product of its (nonzero) digits is 14112, while the sum is 35.

The spelling of 11147704613 in words is "eleven billion, one hundred forty-seven million, seven hundred four thousand, six hundred thirteen".