543454454329 has 2 divisors, whose sum is σ = 543454454330. Its totient is φ = 543454454328.

The previous prime is 543454454321. The next prime is 543454454419. The reversal of 543454454329 is 923454454345.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 514834950400 + 28619503929 = 717520^2 + 169173^2 .

It is a cyclic number.

It is not a de Polignac number, because 543454454329 - 2³ = 543454454321 is a prime.

It is a super-2 number, since 2×543454454329² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (543454454321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271727227164 + 271727227165.

It is an arithmetic number, because the mean of its divisors is an integer number (271727227165).

Almost surely, 2^543454454329 is an apocalyptic number.

It is an amenable number.

543454454329 is a deficient number, since it is larger than the sum of its proper divisors (1).

543454454329 is an equidigital number, since it uses as much as digits as its factorization.

543454454329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736000, while the sum is 52.

The spelling of 543454454329 in words is "five hundred forty-three billion, four hundred fifty-four million, four hundred fifty-four thousand, three hundred twenty-nine".