1330668033 has 4 divisors (see below), whose sum is σ = 1774224048. Its totient is φ = 887112020.

The previous prime is 1330667993. The next prime is 1330668041. The reversal of 1330668033 is 3308660331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1330668033 - 2⁹ = 1330667521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1330667985 and 1330668003.

It is not an unprimeable number, because it can be changed into a prime (1330668043) 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 in 3 ways as a sum of consecutive naturals, for example, 221778003 + ... + 221778008.

It is an arithmetic number, because the mean of its divisors is an integer number (443556012).

Almost surely, 2^1330668033 is an apocalyptic number.

It is an amenable number.

1330668033 is a deficient number, since it is larger than the sum of its proper divisors (443556015).

1330668033 is an equidigital number, since it uses as much as digits as its factorization.

1330668033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443556014.

The product of its (nonzero) digits is 23328, while the sum is 33.

The square root of 1330668033 is about 36478.3227821675. The cubic root of 1330668033 is about 1099.9085414318.

The spelling of 1330668033 in words is "one billion, three hundred thirty million, six hundred sixty-eight thousand, thirty-three".