1323341189 has 2 divisors, whose sum is σ = 1323341190. Its totient is φ = 1323341188.

The previous prime is 1323341101. The next prime is 1323341207. The reversal of 1323341189 is 9811433231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1025088289 + 298252900 = 32017^2 + 17270^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1323341189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1323341689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661670594 + 661670595.

It is an arithmetic number, because the mean of its divisors is an integer number (661670595).

Almost surely, 2^1323341189 is an apocalyptic number.

It is an amenable number.

1323341189 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323341189 is an equidigital number, since it uses as much as digits as its factorization.

1323341189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 35.

The square root of 1323341189 is about 36377.7567890050. The cubic root of 1323341189 is about 1097.8860748772.

The spelling of 1323341189 in words is "one billion, three hundred twenty-three million, three hundred forty-one thousand, one hundred eighty-nine".