1996226959 has 2 divisors, whose sum is σ = 1996226960. Its totient is φ = 1996226958.

The previous prime is 1996226957. The next prime is 1996226993. The reversal of 1996226959 is 9596226991.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1996226959 - 2¹ = 1996226957 is a prime.

Together with 1996226957, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1996226957) 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, 998113479 + 998113480.

It is an arithmetic number, because the mean of its divisors is an integer number (998113480).

Almost surely, 2^1996226959 is an apocalyptic number.

1996226959 is a deficient number, since it is larger than the sum of its proper divisors (1).

1996226959 is an equidigital number, since it uses as much as digits as its factorization.

1996226959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4723920, while the sum is 58.

The square root of 1996226959 is about 44679.1557552289. The cubic root of 1996226959 is about 1259.1282621859.

The spelling of 1996226959 in words is "one billion, nine hundred ninety-six million, two hundred twenty-six thousand, nine hundred fifty-nine".