494134673 has 2 divisors, whose sum is σ = 494134674. Its totient is φ = 494134672.

The previous prime is 494134643. The next prime is 494134679. The reversal of 494134673 is 376431494.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 399520144 + 94614529 = 19988^2 + 9727^2 .

It is a cyclic number.

It is not a de Polignac number, because 494134673 - 2⁶ = 494134609 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 494134673.

It is not a weakly prime, because it can be changed into another prime (494134679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247067336 + 247067337.

It is an arithmetic number, because the mean of its divisors is an integer number (247067337).

Almost surely, 2^494134673 is an apocalyptic number.

It is an amenable number.

494134673 is a deficient number, since it is larger than the sum of its proper divisors (1).

494134673 is an equidigital number, since it uses as much as digits as its factorization.

494134673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 217728, while the sum is 41.

The square root of 494134673 is about 22229.1401768040. The cubic root of 494134673 is about 790.5847686632.

The spelling of 494134673 in words is "four hundred ninety-four million, one hundred thirty-four thousand, six hundred seventy-three".