1330311601 has 2 divisors, whose sum is σ = 1330311602. Its totient is φ = 1330311600.

The previous prime is 1330311571. The next prime is 1330311701. The reversal of 1330311601 is 1061130331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1313990001 + 16321600 = 36249^2 + 4040^2 .

It is a cyclic number.

It is not a de Polignac number, because 1330311601 - 2⁷ = 1330311473 is a prime.

It is not a weakly prime, because it can be changed into another prime (1330311001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665155800 + 665155801.

It is an arithmetic number, because the mean of its divisors is an integer number (665155801).

Almost surely, 2^1330311601 is an apocalyptic number.

It is an amenable number.

1330311601 is a deficient number, since it is larger than the sum of its proper divisors (1).

1330311601 is an equidigital number, since it uses as much as digits as its factorization.

1330311601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 19.

The square root of 1330311601 is about 36473.4369233282. The cubic root of 1330311601 is about 1099.8103256983.

Adding to 1330311601 its reverse (1061130331), we get a palindrome (2391441932).

The spelling of 1330311601 in words is "one billion, three hundred thirty million, three hundred eleven thousand, six hundred one".