11717112743 has 4 divisors (see below), whose sum is σ = 13390986000. Its totient is φ = 10043239488.

The previous prime is 11717112733. The next prime is 11717112763. The reversal of 11717112743 is 34721171711.

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

It is a cyclic number.

It is not a de Polignac number, because 11717112743 - 2³⁰ = 10643370919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11717112733) 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, 836936618 + ... + 836936631.

It is an arithmetic number, because the mean of its divisors is an integer number (3347746500).

Almost surely, 2^11717112743 is an apocalyptic number.

11717112743 is a deficient number, since it is larger than the sum of its proper divisors (1673873257).

11717112743 is an equidigital number, since it uses as much as digits as its factorization.

11717112743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1673873256.

The product of its digits is 8232, while the sum is 35.

The spelling of 11717112743 in words is "eleven billion, seven hundred seventeen million, one hundred twelve thousand, seven hundred forty-three".