1039309105 has 16 divisors (see below), whose sum is σ = 1291326480. Its totient is φ = 802061568.

The previous prime is 1039309081. The next prime is 1039309109. The reversal of 1039309105 is 5019039301.

It can be written as a sum of positive squares in 8 ways, for example, as 25969216 + 1013339889 = 5096^2 + 31833^2 .

It is a cyclic number.

It is not a de Polignac number, because 1039309105 - 2⁹ = 1039308593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1039309109) 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 in 15 ways as a sum of consecutive naturals, for example, 208219 + ... + 213151.

It is an arithmetic number, because the mean of its divisors is an integer number (80707905).

Almost surely, 2^1039309105 is an apocalyptic number.

It is an amenable number.

1039309105 is a deficient number, since it is larger than the sum of its proper divisors (252017375).

1039309105 is a wasteful number, since it uses less digits than its factorization.

1039309105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6420.

The product of its (nonzero) digits is 3645, while the sum is 31.

The square root of 1039309105 is about 32238.3173413254. The cubic root of 1039309105 is about 1012.9349993878.

The spelling of 1039309105 in words is "one billion, thirty-nine million, three hundred nine thousand, one hundred five".