1530380329 has 2 divisors, whose sum is σ = 1530380330. Its totient is φ = 1530380328.

The previous prime is 1530380303. The next prime is 1530380333. The reversal of 1530380329 is 9230830351.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1530374400 + 5929 = 39120^2 + 77^2 .

It is a cyclic number.

It is not a de Polignac number, because 1530380329 - 2⁵ = 1530380297 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1530380294 and 1530380303.

It is not a weakly prime, because it can be changed into another prime (1530380339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 765190164 + 765190165.

It is an arithmetic number, because the mean of its divisors is an integer number (765190165).

Almost surely, 2^1530380329 is an apocalyptic number.

It is an amenable number.

1530380329 is a deficient number, since it is larger than the sum of its proper divisors (1).

1530380329 is an equidigital number, since it uses as much as digits as its factorization.

1530380329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 1530380329 is about 39120.0757795790. The cubic root of 1530380329 is about 1152.3908241953.

The spelling of 1530380329 in words is "one billion, five hundred thirty million, three hundred eighty thousand, three hundred twenty-nine".