955443642317 has 2 divisors, whose sum is σ = 955443642318. Its totient is φ = 955443642316.

The previous prime is 955443642287. The next prime is 955443642319. The reversal of 955443642317 is 713246344559.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 906511547881 + 48932094436 = 952109^2 + 221206^2 .

It is a cyclic number.

It is not a de Polignac number, because 955443642317 - 2⁸ = 955443642061 is a prime.

Together with 955443642319, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (955443642319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 477721821158 + 477721821159.

It is an arithmetic number, because the mean of its divisors is an integer number (477721821159).

Almost surely, 2^955443642317 is an apocalyptic number.

It is an amenable number.

955443642317 is a deficient number, since it is larger than the sum of its proper divisors (1).

955443642317 is an equidigital number, since it uses as much as digits as its factorization.

955443642317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10886400, while the sum is 53.

The spelling of 955443642317 in words is "nine hundred fifty-five billion, four hundred forty-three million, six hundred forty-two thousand, three hundred seventeen".