965777 has 2 divisors, whose sum is σ = 965778. Its totient is φ = 965776.

The previous prime is 965773. The next prime is 965779. The reversal of 965777 is 777569.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 929296 + 36481 = 964^2 + 191^2 .

It is a cyclic number.

It is not a de Polignac number, because 965777 - 2² = 965773 is a prime.

Together with 965779, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (965773) 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, 482888 + 482889.

It is an arithmetic number, because the mean of its divisors is an integer number (482889).

2⁹⁶⁵⁷⁷⁷ is an apocalyptic number.

It is an amenable number.

965777 is a deficient number, since it is larger than the sum of its proper divisors (1).

965777 is an equidigital number, since it uses as much as digits as its factorization.

965777 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 92610, while the sum is 41.

The square root of 965777 is about 982.7395382297. The cubic root of 965777 is about 98.8459666344.

The spelling of 965777 in words is "nine hundred sixty-five thousand, seven hundred seventy-seven".