493720543 has 2 divisors, whose sum is σ = 493720544. Its totient is φ = 493720542.

The previous prime is 493720541. The next prime is 493720547. The reversal of 493720543 is 345027394.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 493720543 - 2¹ = 493720541 is a prime.

Together with 493720541, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (493720541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246860271 + 246860272.

It is an arithmetic number, because the mean of its divisors is an integer number (246860272).

Almost surely, 2^493720543 is an apocalyptic number.

493720543 is a deficient number, since it is larger than the sum of its proper divisors (1).

493720543 is an equidigital number, since it uses as much as digits as its factorization.

493720543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 37.

The square root of 493720543 is about 22219.8231991166. The cubic root of 493720543 is about 790.3638461794.

The spelling of 493720543 in words is "four hundred ninety-three million, seven hundred twenty thousand, five hundred forty-three".