966895817 has 2 divisors, whose sum is σ = 966895818. Its totient is φ = 966895816.

The previous prime is 966895793. The next prime is 966895823. The reversal of 966895817 is 718598669.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 623201296 + 343694521 = 24964^2 + 18539^2 .

It is an emirp because it is prime and its reverse (718598669) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 966895817 - 2¹⁶ = 966830281 is a prime.

It is not a weakly prime, because it can be changed into another prime (966895837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 483447908 + 483447909.

It is an arithmetic number, because the mean of its divisors is an integer number (483447909).

Almost surely, 2^966895817 is an apocalyptic number.

It is an amenable number.

966895817 is a deficient number, since it is larger than the sum of its proper divisors (1).

966895817 is an equidigital number, since it uses as much as digits as its factorization.

966895817 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6531840, while the sum is 59.

The square root of 966895817 is about 31094.9484161013. The cubic root of 966895817 is about 988.8412170546.

The spelling of 966895817 in words is "nine hundred sixty-six million, eight hundred ninety-five thousand, eight hundred seventeen".