541056643 has 2 divisors, whose sum is σ = 541056644. Its totient is φ = 541056642.

The previous prime is 541056619. The next prime is 541056653. The reversal of 541056643 is 346650145.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 541056643 - 2¹³ = 541048451 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 541056599 and 541056608.

It is not a weakly prime, because it can be changed into another prime (541056653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270528321 + 270528322.

It is an arithmetic number, because the mean of its divisors is an integer number (270528322).

Almost surely, 2^541056643 is an apocalyptic number.

541056643 is a deficient number, since it is larger than the sum of its proper divisors (1).

541056643 is an equidigital number, since it uses as much as digits as its factorization.

541056643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 541056643 is about 23260.6243037456. The cubic root of 541056643 is about 814.8560815792.

The spelling of 541056643 in words is "five hundred forty-one million, fifty-six thousand, six hundred forty-three".