543401113 has 2 divisors, whose sum is σ = 543401114. Its totient is φ = 543401112.

The previous prime is 543401093. The next prime is 543401143. The reversal of 543401113 is 311104345.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 535089424 + 8311689 = 23132^2 + 2883^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-543401113 is a prime.

It is not a weakly prime, because it can be changed into another prime (543401143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271700556 + 271700557.

It is an arithmetic number, because the mean of its divisors is an integer number (271700557).

Almost surely, 2^543401113 is an apocalyptic number.

It is an amenable number.

543401113 is a deficient number, since it is larger than the sum of its proper divisors (1).

543401113 is an equidigital number, since it uses as much as digits as its factorization.

543401113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 543401113 is about 23310.9655098196. The cubic root of 543401113 is about 816.0313454134.

Adding to 543401113 its reverse (311104345), we get a palindrome (854505458).

The spelling of 543401113 in words is "five hundred forty-three million, four hundred one thousand, one hundred thirteen".