543490313 has 2 divisors, whose sum is σ = 543490314. Its totient is φ = 543490312.

The previous prime is 543490163. The next prime is 543490327. The reversal of 543490313 is 313094345.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 378419209 + 165071104 = 19453^2 + 12848^2 .

It is a cyclic number.

It is not a de Polignac number, because 543490313 - 2¹² = 543486217 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 543490313.

It is not a weakly prime, because it can be changed into another prime (543490813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271745156 + 271745157.

It is an arithmetic number, because the mean of its divisors is an integer number (271745157).

Almost surely, 2^543490313 is an apocalyptic number.

It is an amenable number.

543490313 is a deficient number, since it is larger than the sum of its proper divisors (1).

543490313 is an equidigital number, since it uses as much as digits as its factorization.

543490313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 543490313 is about 23312.8786939751. The cubic root of 543490313 is about 816.0759938396.

The spelling of 543490313 in words is "five hundred forty-three million, four hundred ninety thousand, three hundred thirteen".