1330646033 has 2 divisors, whose sum is σ = 1330646034. Its totient is φ = 1330646032.

The previous prime is 1330645997. The next prime is 1330646039. The reversal of 1330646033 is 3306460331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 678967249 + 651678784 = 26057^2 + 25528^2 .

It is a cyclic number.

It is not a de Polignac number, because 1330646033 - 2²⁰ = 1329597457 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1330645987 and 1330646005.

It is not a weakly prime, because it can be changed into another prime (1330646039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665323016 + 665323017.

It is an arithmetic number, because the mean of its divisors is an integer number (665323017).

Almost surely, 2^1330646033 is an apocalyptic number.

It is an amenable number.

1330646033 is a deficient number, since it is larger than the sum of its proper divisors (1).

1330646033 is an equidigital number, since it uses as much as digits as its factorization.

1330646033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 29.

The square root of 1330646033 is about 36478.0212319693. The cubic root of 1330646033 is about 1099.9024797844.

The spelling of 1330646033 in words is "one billion, three hundred thirty million, six hundred forty-six thousand, thirty-three".