11973684207743 has 4 divisors (see below), whose sum is σ = 11985098588400. Its totient is φ = 11962269827088.

The previous prime is 11973684207733. The next prime is 11973684207769. The reversal of 11973684207743 is 34770248637911.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11973684207743 is a prime.

It is a super-2 number, since 2×11973684207743² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11973684207713) 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, 5707188755 + ... + 5707190852.

It is an arithmetic number, because the mean of its divisors is an integer number (2996274647100).

Almost surely, 2^{11973684207743} is an apocalyptic number.

11973684207743 is a deficient number, since it is larger than the sum of its proper divisors (11414380657).

11973684207743 is a wasteful number, since it uses less digits than its factorization.

11973684207743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11414380656.

The product of its (nonzero) digits is 42674688, while the sum is 62.

The spelling of 11973684207743 in words is "eleven trillion, nine hundred seventy-three billion, six hundred eighty-four million, two hundred seven thousand, seven hundred forty-three".