494109673 has 2 divisors, whose sum is σ = 494109674. Its totient is φ = 494109672.

The previous prime is 494109659. The next prime is 494109697. The reversal of 494109673 is 376901494.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 403326889 + 90782784 = 20083^2 + 9528^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-494109673 is a prime.

It is not a weakly prime, because it can be changed into another prime (494109613) 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, 247054836 + 247054837.

It is an arithmetic number, because the mean of its divisors is an integer number (247054837).

Almost surely, 2^494109673 is an apocalyptic number.

It is an amenable number.

494109673 is a deficient number, since it is larger than the sum of its proper divisors (1).

494109673 is an equidigital number, since it uses as much as digits as its factorization.

494109673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 43.

The square root of 494109673 is about 22228.5778447475. The cubic root of 494109673 is about 790.5714356229.

The spelling of 494109673 in words is "four hundred ninety-four million, one hundred nine thousand, six hundred seventy-three".