541540544343 has 4 divisors (see below), whose sum is σ = 722054059128. Its totient is φ = 361027029560.

The previous prime is 541540544339. The next prime is 541540544353. The reversal of 541540544343 is 343445045145.

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 541540544343 - 2² = 541540544339 is a prime.

It is a super-2 number, since 2×541540544343² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 541540544295 and 541540544304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541540544353) 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, 90256757388 + ... + 90256757393.

It is an arithmetic number, because the mean of its divisors is an integer number (180513514782).

Almost surely, 2^541540544343 is an apocalyptic number.

541540544343 is a deficient number, since it is larger than the sum of its proper divisors (180513514785).

541540544343 is a wasteful number, since it uses less digits than its factorization.

541540544343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180513514784.

The product of its (nonzero) digits is 1152000, while the sum is 42.

Adding to 541540544343 its reverse (343445045145), we get a palindrome (884985589488).

The spelling of 541540544343 in words is "five hundred forty-one billion, five hundred forty million, five hundred forty-four thousand, three hundred forty-three".