543795641 has 2 divisors, whose sum is σ = 543795642. Its totient is φ = 543795640.

The previous prime is 543795619. The next prime is 543795653. The reversal of 543795641 is 146597345.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 542703616 + 1092025 = 23296^2 + 1045^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-543795641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 543795592 and 543795601.

It is not a weakly prime, because it can be changed into another prime (543795691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271897820 + 271897821.

It is an arithmetic number, because the mean of its divisors is an integer number (271897821).

Almost surely, 2^543795641 is an apocalyptic number.

It is an amenable number.

543795641 is a deficient number, since it is larger than the sum of its proper divisors (1).

543795641 is an equidigital number, since it uses as much as digits as its factorization.

543795641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 453600, while the sum is 44.

The square root of 543795641 is about 23319.4262579507. The cubic root of 543795641 is about 816.2287866303.

The spelling of 543795641 in words is "five hundred forty-three million, seven hundred ninety-five thousand, six hundred forty-one".