1323846449 has 2 divisors, whose sum is σ = 1323846450. Its totient is φ = 1323846448.

The previous prime is 1323846373. The next prime is 1323846467. The reversal of 1323846449 is 9446483231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1293121600 + 30724849 = 35960^2 + 5543^2 .

It is a cyclic number.

It is not a de Polignac number, because 1323846449 - 2¹² = 1323842353 is a prime.

It is not a weakly prime, because it can be changed into another prime (1323846149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661923224 + 661923225.

It is an arithmetic number, because the mean of its divisors is an integer number (661923225).

Almost surely, 2^1323846449 is an apocalyptic number.

It is an amenable number.

1323846449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1323846449 is an equidigital number, since it uses as much as digits as its factorization.

1323846449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 497664, while the sum is 44.

The square root of 1323846449 is about 36384.7007545754. The cubic root of 1323846449 is about 1098.0257837040.

The spelling of 1323846449 in words is "one billion, three hundred twenty-three million, eight hundred forty-six thousand, four hundred forty-nine".