966815173 has 2 divisors, whose sum is σ = 966815174. Its totient is φ = 966815172.

The previous prime is 966815147. The next prime is 966815183. The reversal of 966815173 is 371518669.

It is a happy number.

966815173 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 804176164 + 162639009 = 28358^2 + 12753^2 .

It is a cyclic number.

It is not a de Polignac number, because 966815173 - 2⁵ = 966815141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (966815183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 483407586 + 483407587.

It is an arithmetic number, because the mean of its divisors is an integer number (483407587).

Almost surely, 2^966815173 is an apocalyptic number.

It is an amenable number.

966815173 is a deficient number, since it is larger than the sum of its proper divisors (1).

966815173 is an equidigital number, since it uses as much as digits as its factorization.

966815173 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 272160, while the sum is 46.

The square root of 966815173 is about 31093.6516511007. The cubic root of 966815173 is about 988.8137248378.

The spelling of 966815173 in words is "nine hundred sixty-six million, eight hundred fifteen thousand, one hundred seventy-three".