1969365329 has 2 divisors, whose sum is σ = 1969365330. Its totient is φ = 1969365328.

The previous prime is 1969365197. The next prime is 1969365373. The reversal of 1969365329 is 9235639691.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1644464704 + 324900625 = 40552^2 + 18025^2 .

It is a cyclic number.

It is not a de Polignac number, because 1969365329 - 2¹⁶ = 1969299793 is a prime.

It is not a weakly prime, because it can be changed into another prime (1969364329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 984682664 + 984682665.

It is an arithmetic number, because the mean of its divisors is an integer number (984682665).

Almost surely, 2^1969365329 is an apocalyptic number.

It is an amenable number.

1969365329 is a deficient number, since it is larger than the sum of its proper divisors (1).

1969365329 is an equidigital number, since it uses as much as digits as its factorization.

1969365329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2361960, while the sum is 53.

The square root of 1969365329 is about 44377.5318038306. The cubic root of 1969365329 is about 1253.4550448533.

The spelling of 1969365329 in words is "one billion, nine hundred sixty-nine million, three hundred sixty-five thousand, three hundred twenty-nine".