1300320329 has 24 divisors (see below), whose sum is σ = 1654222080. Its totient is φ = 1000359360.

The previous prime is 1300320317. The next prime is 1300320353. The reversal of 1300320329 is 9230230031.

It is not a de Polignac number, because 1300320329 - 2⁴ = 1300320313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1300320029) 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 in 23 ways as a sum of consecutive naturals, for example, 57197 + ... + 76629.

It is an arithmetic number, because the mean of its divisors is an integer number (68925920).

Almost surely, 2^1300320329 is an apocalyptic number.

It is an amenable number.

1300320329 is a deficient number, since it is larger than the sum of its proper divisors (353901751).

1300320329 is a wasteful number, since it uses less digits than its factorization.

1300320329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19541 (or 19530 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 23.

The square root of 1300320329 is about 36059.9546450075. The cubic root of 1300320329 is about 1091.4825179534.

The spelling of 1300320329 in words is "one billion, three hundred million, three hundred twenty thousand, three hundred twenty-nine".