1320627353 has 2 divisors, whose sum is σ = 1320627354. Its totient is φ = 1320627352.

The previous prime is 1320627331. The next prime is 1320627361. The reversal of 1320627353 is 3537260231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1284290569 + 36336784 = 35837^2 + 6028^2 .

It is an emirp because it is prime and its reverse (3537260231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1320627353 - 2¹⁶ = 1320561817 is a prime.

It is not a weakly prime, because it can be changed into another prime (1320627313) 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, 660313676 + 660313677.

It is an arithmetic number, because the mean of its divisors is an integer number (660313677).

Almost surely, 2^1320627353 is an apocalyptic number.

It is an amenable number.

1320627353 is a deficient number, since it is larger than the sum of its proper divisors (1).

1320627353 is an equidigital number, since it uses as much as digits as its factorization.

1320627353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 32.

The square root of 1320627353 is about 36340.4368851009. The cubic root of 1320627353 is about 1097.1350662881.

Adding to 1320627353 its reverse (3537260231), we get a palindrome (4857887584).

The spelling of 1320627353 in words is "one billion, three hundred twenty million, six hundred twenty-seven thousand, three hundred fifty-three".