1330604449 has 2 divisors, whose sum is σ = 1330604450. Its totient is φ = 1330604448.

The previous prime is 1330604383. The next prime is 1330604459. The reversal of 1330604449 is 9444060331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1323140625 + 7463824 = 36375^2 + 2732^2 .

It is an emirp because it is prime and its reverse (9444060331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1330604449 - 2⁷ = 1330604321 is a prime.

It is not a weakly prime, because it can be changed into another prime (1330604459) 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, 665302224 + 665302225.

It is an arithmetic number, because the mean of its divisors is an integer number (665302225).

Almost surely, 2^1330604449 is an apocalyptic number.

It is an amenable number.

1330604449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1330604449 is an equidigital number, since it uses as much as digits as its factorization.

1330604449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 1330604449 is about 36477.4512404581. The cubic root of 1330604449 is about 1099.8910219862.

The spelling of 1330604449 in words is "one billion, three hundred thirty million, six hundred four thousand, four hundred forty-nine".