543013048909 has 2 divisors, whose sum is σ = 543013048910. Its totient is φ = 543013048908.

The previous prime is 543013048873. The next prime is 543013048927. The reversal of 543013048909 is 909840310345.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 275811931684 + 267201117225 = 525178^2 + 516915^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-543013048909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (543013048939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271506524454 + 271506524455.

It is an arithmetic number, because the mean of its divisors is an integer number (271506524455).

Almost surely, 2^543013048909 is an apocalyptic number.

It is an amenable number.

543013048909 is a deficient number, since it is larger than the sum of its proper divisors (1).

543013048909 is an equidigital number, since it uses as much as digits as its factorization.

543013048909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 543013048909 in words is "five hundred forty-three billion, thirteen million, forty-eight thousand, nine hundred nine".