966506077 has 2 divisors, whose sum is σ = 966506078. Its totient is φ = 966506076.

The previous prime is 966506071. The next prime is 966506129. The reversal of 966506077 is 770605669.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 955675396 + 10830681 = 30914^2 + 3291^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-966506077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (966506071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 483253038 + 483253039.

It is an arithmetic number, because the mean of its divisors is an integer number (483253039).

Almost surely, 2^966506077 is an apocalyptic number.

It is an amenable number.

966506077 is a deficient number, since it is larger than the sum of its proper divisors (1).

966506077 is an equidigital number, since it uses as much as digits as its factorization.

966506077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 476280, while the sum is 46.

The square root of 966506077 is about 31088.6808501101. The cubic root of 966506077 is about 988.7083372543.

The spelling of 966506077 in words is "nine hundred sixty-six million, five hundred six thousand, seventy-seven".