12340743705541 has 4 divisors (see below), whose sum is σ = 12341896087500. Its totient is φ = 12339591323584.

The previous prime is 12340743705487. The next prime is 12340743705553. The reversal of 12340743705541 is 14550734704321.

12340743705541 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.

It can be written as a sum of positive squares in 2 ways, for example, as 7247240884900 + 5093502820641 = 2692070^2 + 2256879^2 .

It is a cyclic number.

It is not a de Polignac number, because 12340743705541 - 2¹³ = 12340743697349 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12340743705491 and 12340743705500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12340743745541) 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, 576174916 + ... + 576196333.

It is an arithmetic number, because the mean of its divisors is an integer number (3085474021875).

Almost surely, 2^{12340743705541} is an apocalyptic number.

It is an amenable number.

12340743705541 is a deficient number, since it is larger than the sum of its proper divisors (1152381959).

12340743705541 is a wasteful number, since it uses less digits than its factorization.

12340743705541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1152381958.

The product of its (nonzero) digits is 1411200, while the sum is 46.

The spelling of 12340743705541 in words is "twelve trillion, three hundred forty billion, seven hundred forty-three million, seven hundred five thousand, five hundred forty-one".