9954969559 has 2 divisors, whose sum is σ = 9954969560. Its totient is φ = 9954969558.

The previous prime is 9954969551. The next prime is 9954969571. The reversal of 9954969559 is 9559694599.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 9954969559 - 2³ = 9954969551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9954969551) 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, 4977484779 + 4977484780.

It is an arithmetic number, because the mean of its divisors is an integer number (4977484780).

Almost surely, 2^9954969559 is an apocalyptic number.

9954969559 is a deficient number, since it is larger than the sum of its proper divisors (1).

9954969559 is an equidigital number, since it uses as much as digits as its factorization.

9954969559 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 177147000, while the sum is 70.

The square root of 9954969559 is about 99774.5937551239. The cubic root of 9954969559 is about 2151.1959856735.

The spelling of 9954969559 in words is "nine billion, nine hundred fifty-four million, nine hundred sixty-nine thousand, five hundred fifty-nine".