1012005329 has 2 divisors, whose sum is σ = 1012005330. Its totient is φ = 1012005328.

The previous prime is 1012005307. The next prime is 1012005361. The reversal of 1012005329 is 9235002101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 633780625 + 378224704 = 25175^2 + 19448^2 .

It is a cyclic number.

It is not a de Polignac number, because 1012005329 - 2⁸ = 1012005073 is a prime.

It is not a weakly prime, because it can be changed into another prime (1012005629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506002664 + 506002665.

It is an arithmetic number, because the mean of its divisors is an integer number (506002665).

Almost surely, 2^1012005329 is an apocalyptic number.

It is an amenable number.

1012005329 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012005329 is an equidigital number, since it uses as much as digits as its factorization.

1012005329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 1012005329 is about 31812.0311989033. The cubic root of 1012005329 is about 1003.9858680810.

The spelling of 1012005329 in words is "one billion, twelve million, five thousand, three hundred twenty-nine".