11834550043 has 4 divisors (see below), whose sum is σ = 11843732520. Its totient is φ = 11825367568.

The previous prime is 11834550029. The next prime is 11834550047. The reversal of 11834550043 is 34005543811.

11834550043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34005543811 = 29 ⋅1172604959.

It is a cyclic number.

It is not a de Polignac number, because 11834550043 - 2²⁹ = 11297679131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11834549990 and 11834550008.

It is not an unprimeable number, because it can be changed into a prime (11834550047) 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 3 ways as a sum of consecutive naturals, for example, 4589305 + ... + 4591882.

It is an arithmetic number, because the mean of its divisors is an integer number (2960933130).

Almost surely, 2^11834550043 is an apocalyptic number.

11834550043 is a deficient number, since it is larger than the sum of its proper divisors (9182477).

11834550043 is an equidigital number, since it uses as much as digits as its factorization.

11834550043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9182476.

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 11834550043 in words is "eleven billion, eight hundred thirty-four million, five hundred fifty thousand, forty-three".