494486141 has 2 divisors, whose sum is σ = 494486142. Its totient is φ = 494486140.

The previous prime is 494486059. The next prime is 494486143. The reversal of 494486141 is 141684494.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 303770041 + 190716100 = 17429^2 + 13810^2 .

It is a cyclic number.

It is not a de Polignac number, because 494486141 - 2¹⁴ = 494469757 is a prime.

Together with 494486143, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (494486143) 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, 247243070 + 247243071.

It is an arithmetic number, because the mean of its divisors is an integer number (247243071).

Almost surely, 2^494486141 is an apocalyptic number.

It is an amenable number.

494486141 is a deficient number, since it is larger than the sum of its proper divisors (1).

494486141 is an equidigital number, since it uses as much as digits as its factorization.

494486141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 110592, while the sum is 41.

The square root of 494486141 is about 22237.0443404694. The cubic root of 494486141 is about 790.7721665588.

The spelling of 494486141 in words is "four hundred ninety-four million, four hundred eighty-six thousand, one hundred forty-one".