1330030643 has 2 divisors, whose sum is σ = 1330030644. Its totient is φ = 1330030642.

The previous prime is 1330030631. The next prime is 1330030697. The reversal of 1330030643 is 3460300331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1330030643 - 2⁴ = 1330030627 is a prime.

It is a super-2 number, since 2×1330030643² = 3537963022637986898, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1330030613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665015321 + 665015322.

It is an arithmetic number, because the mean of its divisors is an integer number (665015322).

Almost surely, 2^1330030643 is an apocalyptic number.

1330030643 is a deficient number, since it is larger than the sum of its proper divisors (1).

1330030643 is an equidigital number, since it uses as much as digits as its factorization.

1330030643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 23.

The square root of 1330030643 is about 36469.5851772405. The cubic root of 1330030643 is about 1099.7328946500.

Adding to 1330030643 its reverse (3460300331), we get a palindrome (4790330974).

The spelling of 1330030643 in words is "one billion, three hundred thirty million, thirty thousand, six hundred forty-three".