11173773313 has 4 divisors (see below), whose sum is σ = 11659589568. Its totient is φ = 10687957060.

The previous prime is 11173773307. The next prime is 11173773323. The reversal of 11173773313 is 31337737111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11173773313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11173773323) 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, 242908093 + ... + 242908138.

It is an arithmetic number, because the mean of its divisors is an integer number (2914897392).

Almost surely, 2^11173773313 is an apocalyptic number.

It is an amenable number.

11173773313 is a deficient number, since it is larger than the sum of its proper divisors (485816255).

11173773313 is an equidigital number, since it uses as much as digits as its factorization.

11173773313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485816254.

The product of its digits is 27783, while the sum is 37.

The spelling of 11173773313 in words is "eleven billion, one hundred seventy-three million, seven hundred seventy-three thousand, three hundred thirteen".