1330544129 has 2 divisors, whose sum is σ = 1330544130. Its totient is φ = 1330544128.

The previous prime is 1330544119. The next prime is 1330544153. The reversal of 1330544129 is 9214450331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1167930625 + 162613504 = 34175^2 + 12752^2 .

It is a cyclic number.

It is not a de Polignac number, because 1330544129 - 2¹⁶ = 1330478593 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1330544095 and 1330544104.

It is not a weakly prime, because it can be changed into another prime (1330544119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665272064 + 665272065.

It is an arithmetic number, because the mean of its divisors is an integer number (665272065).

Almost surely, 2^1330544129 is an apocalyptic number.

It is an amenable number.

1330544129 is a deficient number, since it is larger than the sum of its proper divisors (1).

1330544129 is an equidigital number, since it uses as much as digits as its factorization.

1330544129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 1330544129 is about 36476.6244189344. The cubic root of 1330544129 is about 1099.8744013621.

The spelling of 1330544129 in words is "one billion, three hundred thirty million, five hundred forty-four thousand, one hundred twenty-nine".