1323168241 has 2 divisors, whose sum is σ = 1323168242. Its totient is φ = 1323168240.

The previous prime is 1323168199. The next prime is 1323168269. The reversal of 1323168241 is 1428613231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1095279025 + 227889216 = 33095^2 + 15096^2 .

It is an emirp because it is prime and its reverse (1428613231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1323168241 - 2¹³ = 1323160049 is a prime.

It is not a weakly prime, because it can be changed into another prime (1323168271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661584120 + 661584121.

It is an arithmetic number, because the mean of its divisors is an integer number (661584121).

Almost surely, 2^1323168241 is an apocalyptic number.

It is an amenable number.

1323168241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323168241 is an equidigital number, since it uses as much as digits as its factorization.

1323168241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 31.

The square root of 1323168241 is about 36375.3795993939. The cubic root of 1323168241 is about 1097.8382450672.

The spelling of 1323168241 in words is "one billion, three hundred twenty-three million, one hundred sixty-eight thousand, two hundred forty-one".