1363323289 has 2 divisors, whose sum is σ = 1363323290. Its totient is φ = 1363323288.

The previous prime is 1363323251. The next prime is 1363323307. The reversal of 1363323289 is 9823233631.

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., 1159062025 + 204261264 = 34045^2 + 14292^2 .

It is a cyclic number.

It is not a de Polignac number, because 1363323289 - 2⁹ = 1363322777 is a prime.

It is not a weakly prime, because it can be changed into another prime (1363323889) 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, 681661644 + 681661645.

It is an arithmetic number, because the mean of its divisors is an integer number (681661645).

Almost surely, 2^1363323289 is an apocalyptic number.

It is an amenable number.

1363323289 is a deficient number, since it is larger than the sum of its proper divisors (1).

1363323289 is an equidigital number, since it uses as much as digits as its factorization.

1363323289 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 139968, while the sum is 40.

The square root of 1363323289 is about 36923.2079998475. The cubic root of 1363323289 is about 1108.8333626371.

The spelling of 1363323289 in words is "one billion, three hundred sixty-three million, three hundred twenty-three thousand, two hundred eighty-nine".