966491 has 2 divisors, whose sum is σ = 966492. Its totient is φ = 966490.

The previous prime is 966481. The next prime is 966499. The reversal of 966491 is 194669.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 966491 - 2¹⁰ = 965467 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 966491.

It is not a weakly prime, because it can be changed into another prime (966499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 483245 + 483246.

It is an arithmetic number, because the mean of its divisors is an integer number (483246).

2⁹⁶⁶⁴⁹¹ is an apocalyptic number.

966491 is a deficient number, since it is larger than the sum of its proper divisors (1).

966491 is an equidigital number, since it uses as much as digits as its factorization.

966491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664, while the sum is 35.

The square root of 966491 is about 983.1027413246. The cubic root of 966491 is about 98.8703196113.

The spelling of 966491 in words is "nine hundred sixty-six thousand, four hundred ninety-one".