1300134239 has 2 divisors, whose sum is σ = 1300134240. Its totient is φ = 1300134238.

The previous prime is 1300134221. The next prime is 1300134301. The reversal of 1300134239 is 9324310031.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1300134239 - 2¹⁶ = 1300068703 is a prime.

It is a super-4 number, since 4×1300134239⁴ (a number of 38 digits) contains 4444 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1300134739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650067119 + 650067120.

It is an arithmetic number, because the mean of its divisors is an integer number (650067120).

Almost surely, 2^1300134239 is an apocalyptic number.

1300134239 is a deficient number, since it is larger than the sum of its proper divisors (1).

1300134239 is an equidigital number, since it uses as much as digits as its factorization.

1300134239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 1300134239 is about 36057.3742665769. The cubic root of 1300134239 is about 1091.4304477910.

The spelling of 1300134239 in words is "one billion, three hundred million, one hundred thirty-four thousand, two hundred thirty-nine".