1204343449 has 2 divisors, whose sum is σ = 1204343450. Its totient is φ = 1204343448.

The previous prime is 1204343419. The next prime is 1204343453. The reversal of 1204343449 is 9443434021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1153077849 + 51265600 = 33957^2 + 7160^2 .

It is a cyclic number.

It is not a de Polignac number, because 1204343449 - 2⁵ = 1204343417 is a prime.

It is not a weakly prime, because it can be changed into another prime (1204343419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 602171724 + 602171725.

It is an arithmetic number, because the mean of its divisors is an integer number (602171725).

Almost surely, 2^1204343449 is an apocalyptic number.

It is an amenable number.

1204343449 is a deficient number, since it is larger than the sum of its proper divisors (1).

1204343449 is an equidigital number, since it uses as much as digits as its factorization.

1204343449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 1204343449 is about 34703.6518107245. The cubic root of 1204343449 is about 1063.9391374278.

The spelling of 1204343449 in words is "one billion, two hundred four million, three hundred forty-three thousand, four hundred forty-nine".