961791359 has 2 divisors, whose sum is σ = 961791360. Its totient is φ = 961791358.

The previous prime is 961791353. The next prime is 961791361. The reversal of 961791359 is 953197169.

It is a strong prime.

It is an emirp because it is prime and its reverse (953197169) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 961791359 - 2¹² = 961787263 is a prime.

It is a Sophie Germain prime.

Together with 961791361, 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 (961791353) 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, 480895679 + 480895680.

It is an arithmetic number, because the mean of its divisors is an integer number (480895680).

Almost surely, 2^961791359 is an apocalyptic number.

961791359 is a deficient number, since it is larger than the sum of its proper divisors (1).

961791359 is an equidigital number, since it uses as much as digits as its factorization.

961791359 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 459270, while the sum is 50.

The square root of 961791359 is about 31012.7612282428. The cubic root of 961791359 is about 987.0980416941.

The spelling of 961791359 in words is "nine hundred sixty-one million, seven hundred ninety-one thousand, three hundred fifty-nine".