10975870813 has 4 divisors (see below), whose sum is σ = 10976095548. Its totient is φ = 10975646080.

The previous prime is 10975870783. The next prime is 10975870861. The reversal of 10975870813 is 31807857901.

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 5061184164 + 5914686649 = 71142^2 + 76907^2 .

It is a cyclic number.

It is not a de Polignac number, because 10975870813 - 2²⁵ = 10942316381 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10975877813) 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, 4756 + ... + 148237.

It is an arithmetic number, because the mean of its divisors is an integer number (2744023887).

Almost surely, 2^10975870813 is an apocalyptic number.

It is an amenable number.

10975870813 is a deficient number, since it is larger than the sum of its proper divisors (224735).

10975870813 is an equidigital number, since it uses as much as digits as its factorization.

10975870813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224734.

The product of its (nonzero) digits is 423360, while the sum is 49.

The spelling of 10975870813 in words is "ten billion, nine hundred seventy-five million, eight hundred seventy thousand, eight hundred thirteen".