1300839 has 8 divisors (see below), whose sum is σ = 1742832. Its totient is φ = 863040.

The previous prime is 1300837. The next prime is 1300841. The reversal of 1300839 is 9380031.

It is an interprime number because it is at equal distance from previous prime (1300837) and next prime (1300841).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1300839 - 2¹ = 1300837 is a prime.

1300839 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1300837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 232 + ... + 1629.

It is an arithmetic number, because the mean of its divisors is an integer number (217854).

2^1300839 is an apocalyptic number.

1300839 is a deficient number, since it is larger than the sum of its proper divisors (441993).

1300839 is a wasteful number, since it uses less digits than its factorization.

1300839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2097.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 1300839 is about 1140.5432915940. The cubic root of 1300839 is about 109.1627621961.

The spelling of 1300839 in words is "one million, three hundred thousand, eight hundred thirty-nine".