410491 has 2 divisors, whose sum is σ = 410492. Its totient is φ = 410490.

The previous prime is 410489. The next prime is 410497. The reversal of 410491 is 194014.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 410491 - 2¹ = 410489 is a prime.

It is a super-2 number, since 2×410491² = 337005722162, which contains 22 as substring.

Together with 410489, it forms a pair of twin primes.

410491 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (410497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 205245 + 205246.

It is an arithmetic number, because the mean of its divisors is an integer number (205246).

2⁴¹⁰⁴⁹¹ is an apocalyptic number.

410491 is a deficient number, since it is larger than the sum of its proper divisors (1).

410491 is an equidigital number, since it uses as much as digits as its factorization.

410491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 410491 is about 640.6957156092. The cubic root of 410491 is about 74.3192320216.

The spelling of 410491 in words is "four hundred ten thousand, four hundred ninety-one".