11731742343 has 12 divisors (see below), whose sum is σ = 16946994480. Its totient is φ = 7820633376.

The previous prime is 11731742339. The next prime is 11731742353. The reversal of 11731742343 is 34324713711.

11731742343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11731742343 - 2² = 11731742339 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11731742298 and 11731742307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11731742353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 134955 + ... + 204147.

It is an arithmetic number, because the mean of its divisors is an integer number (1412249540).

Almost surely, 2^11731742343 is an apocalyptic number.

11731742343 is a deficient number, since it is larger than the sum of its proper divisors (5215252137).

11731742343 is a wasteful number, since it uses less digits than its factorization.

11731742343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88038 (or 88035 counting only the distinct ones).

The product of its digits is 42336, while the sum is 36.

The spelling of 11731742343 in words is "eleven billion, seven hundred thirty-one million, seven hundred forty-two thousand, three hundred forty-three".