1300129 has 2 divisors, whose sum is σ = 1300130. Its totient is φ = 1300128.

The previous prime is 1300127. The next prime is 1300133. The reversal of 1300129 is 9210031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1299600 + 529 = 1140^2 + 23^2 .

It is an emirp because it is prime and its reverse (9210031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1300129 - 2¹ = 1300127 is a prime.

Together with 1300127, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1300127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650064 + 650065.

It is an arithmetic number, because the mean of its divisors is an integer number (650065).

2^1300129 is an apocalyptic number.

It is an amenable number.

1300129 is a deficient number, since it is larger than the sum of its proper divisors (1).

1300129 is an equidigital number, since it uses as much as digits as its factorization.

1300129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 1300129 is about 1140.2319939381. The cubic root of 1300129 is about 109.1428981786.

The spelling of 1300129 in words is "one million, three hundred thousand, one hundred twenty-nine".