1323577163 has 2 divisors, whose sum is σ = 1323577164. Its totient is φ = 1323577162.

The previous prime is 1323577127. The next prime is 1323577169. The reversal of 1323577163 is 3617753231.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1323577163 - 2¹⁰ = 1323576139 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1323577169) 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, 661788581 + 661788582.

It is an arithmetic number, because the mean of its divisors is an integer number (661788582).

Almost surely, 2^1323577163 is an apocalyptic number.

1323577163 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323577163 is an equidigital number, since it uses as much as digits as its factorization.

1323577163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 79380, while the sum is 38.

The square root of 1323577163 is about 36381.0000274869. Note that the first 4 decimals coincide. The cubic root of 1323577163 is about 1097.9513281854.

The spelling of 1323577163 in words is "one billion, three hundred twenty-three million, five hundred seventy-seven thousand, one hundred sixty-three".