966331237 has 2 divisors, whose sum is σ = 966331238. Its totient is φ = 966331236.

The previous prime is 966331207. The next prime is 966331277. The reversal of 966331237 is 732133669.

966331237 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (966331277) can be obtained adding 966331237 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 644702881 + 321628356 = 25391^2 + 17934^2 .

It is a cyclic number.

It is not a de Polignac number, because 966331237 - 2¹⁵ = 966298469 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 966331237.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (966331207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 483165618 + 483165619.

It is an arithmetic number, because the mean of its divisors is an integer number (483165619).

Almost surely, 2^966331237 is an apocalyptic number.

It is an amenable number.

966331237 is a deficient number, since it is larger than the sum of its proper divisors (1).

966331237 is an equidigital number, since it uses as much as digits as its factorization.

966331237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 122472, while the sum is 40.

The square root of 966331237 is about 31085.8687670137. The cubic root of 966331237 is about 988.6487148699.

The spelling of 966331237 in words is "nine hundred sixty-six million, three hundred thirty-one thousand, two hundred thirty-seven".