1323241109 has 2 divisors, whose sum is σ = 1323241110. Its totient is φ = 1323241108.

The previous prime is 1323241061. The next prime is 1323241133. The reversal of 1323241109 is 9011423231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 965842084 + 357399025 = 31078^2 + 18905^2 .

It is an emirp because it is prime and its reverse (9011423231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1323241109 - 2²⁰ = 1322192533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1326241109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661620554 + 661620555.

It is an arithmetic number, because the mean of its divisors is an integer number (661620555).

Almost surely, 2^1323241109 is an apocalyptic number.

It is an amenable number.

1323241109 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323241109 is an equidigital number, since it uses as much as digits as its factorization.

1323241109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 1323241109 is about 36376.3811971449. The cubic root of 1323241109 is about 1097.8583976591.

The spelling of 1323241109 in words is "one billion, three hundred twenty-three million, two hundred forty-one thousand, one hundred nine".