1301000039 has 2 divisors, whose sum is σ = 1301000040. Its totient is φ = 1301000038.

The previous prime is 1300999993. The next prime is 1301000093. The reversal of 1301000039 is 9300001031.

Together with next prime (1301000093) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is an emirp because it is prime and its reverse (9300001031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1301000039 - 2²⁰ = 1299951463 is a prime.

It is a super-2 number, since 2×1301000039² = 3385202202956003042, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1300999990 and 1301000026.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1301008039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650500019 + 650500020.

It is an arithmetic number, because the mean of its divisors is an integer number (650500020).

Almost surely, 2^1301000039 is an apocalyptic number.

1301000039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1301000039 is an equidigital number, since it uses as much as digits as its factorization.

1301000039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81, while the sum is 17.

The square root of 1301000039 is about 36069.3781343677. The cubic root of 1301000039 is about 1091.6726665741.

The spelling of 1301000039 in words is "one billion, three hundred one million, thirty-nine", and thus it is an aban number.