1310039 has 2 divisors, whose sum is σ = 1310040. Its totient is φ = 1310038.

The previous prime is 1310033. The next prime is 1310041. The reversal of 1310039 is 9300131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1310039 - 2²⁰ = 261463 is a prime.

Together with 1310041, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1309999 and 1310026.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1310033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655019 + 655020.

It is an arithmetic number, because the mean of its divisors is an integer number (655020).

2^1310039 is an apocalyptic number.

1310039 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310039 is an equidigital number, since it uses as much as digits as its factorization.

1310039 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 1310039 is about 1144.5693513283. The cubic root of 1310039 is about 109.4195039572.

The spelling of 1310039 in words is "one million, three hundred ten thousand, thirty-nine".