1300321117 has 2 divisors, whose sum is σ = 1300321118. Its totient is φ = 1300321116.

The previous prime is 1300321097. The next prime is 1300321151. The reversal of 1300321117 is 7111230031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1014677316 + 285643801 = 31854^2 + 16901^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1300321117 is a prime.

It is a super-2 number, since 2×1300321117² = 3381670014632255378, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1300321094 and 1300321103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1300321157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650160558 + 650160559.

It is an arithmetic number, because the mean of its divisors is an integer number (650160559).

Almost surely, 2^1300321117 is an apocalyptic number.

It is an amenable number.

1300321117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1300321117 is an equidigital number, since it uses as much as digits as its factorization.

1300321117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126, while the sum is 19.

The square root of 1300321117 is about 36059.9655712537. The cubic root of 1300321117 is about 1091.4827384344.

Adding to 1300321117 its reverse (7111230031), we get a palindrome (8411551148).

The spelling of 1300321117 in words is "one billion, three hundred million, three hundred twenty-one thousand, one hundred seventeen".