494126461 has 2 divisors, whose sum is σ = 494126462. Its totient is φ = 494126460.

The previous prime is 494126449. The next prime is 494126519. The reversal of 494126461 is 164621494.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 466300836 + 27825625 = 21594^2 + 5275^2 .

It is a cyclic number.

It is not a de Polignac number, because 494126461 - 2⁵ = 494126429 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 494126461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (494126401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247063230 + 247063231.

It is an arithmetic number, because the mean of its divisors is an integer number (247063231).

Almost surely, 2^494126461 is an apocalyptic number.

It is an amenable number.

494126461 is a deficient number, since it is larger than the sum of its proper divisors (1).

494126461 is an equidigital number, since it uses as much as digits as its factorization.

494126461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 37.

The square root of 494126461 is about 22228.9554635390. The cubic root of 494126461 is about 790.5803890757.

The spelling of 494126461 in words is "four hundred ninety-four million, one hundred twenty-six thousand, four hundred sixty-one".