1300513251953 has 2 divisors, whose sum is σ = 1300513251954. Its totient is φ = 1300513251952.

The previous prime is 1300513251949. The next prime is 1300513252013. The reversal of 1300513251953 is 3591523150031.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 806856655504 + 493656596449 = 898252^2 + 702607^2 .

It is an emirp because it is prime and its reverse (3591523150031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1300513251953 - 2² = 1300513251949 is a prime.

It is not a weakly prime, because it can be changed into another prime (1300513251923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650256625976 + 650256625977.

It is an arithmetic number, because the mean of its divisors is an integer number (650256625977).

Almost surely, 2^{1300513251953} is an apocalyptic number.

It is an amenable number.

1300513251953 is a deficient number, since it is larger than the sum of its proper divisors (1).

1300513251953 is an equidigital number, since it uses as much as digits as its factorization.

1300513251953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60750, while the sum is 38.

The spelling of 1300513251953 in words is "one trillion, three hundred billion, five hundred thirteen million, two hundred fifty-one thousand, nine hundred fifty-three".