953666317 has 2 divisors, whose sum is σ = 953666318. Its totient is φ = 953666316.

The previous prime is 953666303. The next prime is 953666377. The reversal of 953666317 is 713666359.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 767234601 + 186431716 = 27699^2 + 13654^2 .

It is a cyclic number.

It is not a de Polignac number, because 953666317 - 2²⁷ = 819448589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (953666377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 476833158 + 476833159.

It is an arithmetic number, because the mean of its divisors is an integer number (476833159).

Almost surely, 2^953666317 is an apocalyptic number.

It is an amenable number.

953666317 is a deficient number, since it is larger than the sum of its proper divisors (1).

953666317 is an equidigital number, since it uses as much as digits as its factorization.

953666317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 612360, while the sum is 46.

The square root of 953666317 is about 30881.4882575306. The cubic root of 953666317 is about 984.3105680874.

The spelling of 953666317 in words is "nine hundred fifty-three million, six hundred sixty-six thousand, three hundred seventeen".