1996184089 has 2 divisors, whose sum is σ = 1996184090. Its totient is φ = 1996184088.

The previous prime is 1996184041. The next prime is 1996184093. The reversal of 1996184089 is 9804816991.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1489574025 + 506610064 = 38595^2 + 22508^2 .

It is a cyclic number.

It is not a de Polignac number, because 1996184089 - 2¹⁵ = 1996151321 is a prime.

It is not a weakly prime, because it can be changed into another prime (1996184009) 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, 998092044 + 998092045.

It is an arithmetic number, because the mean of its divisors is an integer number (998092045).

Almost surely, 2^1996184089 is an apocalyptic number.

It is an amenable number.

1996184089 is a deficient number, since it is larger than the sum of its proper divisors (1).

1996184089 is an equidigital number, since it uses as much as digits as its factorization.

1996184089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1119744, while the sum is 55.

The square root of 1996184089 is about 44678.6759987357. The cubic root of 1996184089 is about 1259.1192486459.

The spelling of 1996184089 in words is "one billion, nine hundred ninety-six million, one hundred eighty-four thousand, eighty-nine".