541054643 has 2 divisors, whose sum is σ = 541054644. Its totient is φ = 541054642.

The previous prime is 541054637. The next prime is 541054667. The reversal of 541054643 is 346450145.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 541054643 - 2⁴ = 541054627 is a prime.

It is not a weakly prime, because it can be changed into another prime (541054693) 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 as a sum of consecutive naturals, namely, 270527321 + 270527322.

It is an arithmetic number, because the mean of its divisors is an integer number (270527322).

Almost surely, 2^541054643 is an apocalyptic number.

541054643 is a deficient number, since it is larger than the sum of its proper divisors (1).

541054643 is an equidigital number, since it uses as much as digits as its factorization.

541054643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 541054643 is about 23260.5813125984. The cubic root of 541054643 is about 814.8550775475.

The spelling of 541054643 in words is "five hundred forty-one million, fifty-four thousand, six hundred forty-three".