1301320037 has 2 divisors, whose sum is σ = 1301320038. Its totient is φ = 1301320036.

The previous prime is 1301320003. The next prime is 1301320039. The reversal of 1301320037 is 7300231031.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1051964356 + 249355681 = 32434^2 + 15791^2 .

It is an emirp because it is prime and its reverse (7300231031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1301320037 - 2¹⁰ = 1301319013 is a prime.

Together with 1301320039, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1301320039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650660018 + 650660019.

It is an arithmetic number, because the mean of its divisors is an integer number (650660019).

Almost surely, 2^1301320037 is an apocalyptic number.

It is an amenable number.

1301320037 is a deficient number, since it is larger than the sum of its proper divisors (1).

1301320037 is an equidigital number, since it uses as much as digits as its factorization.

1301320037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378, while the sum is 20.

The square root of 1301320037 is about 36073.8137296294. The cubic root of 1301320037 is about 1091.7621629673.

Adding to 1301320037 its reverse (7300231031), we get a palindrome (8601551068).

The spelling of 1301320037 in words is "one billion, three hundred one million, three hundred twenty thousand, thirty-seven".