1403323049 has 2 divisors, whose sum is σ = 1403323050. Its totient is φ = 1403323048.

The previous prime is 1403323043. The next prime is 1403323063. The reversal of 1403323049 is 9403233041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1024320025 + 379003024 = 32005^2 + 19468^2 .

It is a cyclic number.

It is not a de Polignac number, because 1403323049 - 2²⁰ = 1402274473 is a prime.

It is not a weakly prime, because it can be changed into another prime (1403323043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701661524 + 701661525.

It is an arithmetic number, because the mean of its divisors is an integer number (701661525).

Almost surely, 2^1403323049 is an apocalyptic number.

It is an amenable number.

1403323049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1403323049 is an equidigital number, since it uses as much as digits as its factorization.

1403323049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 1403323049 is about 37460.9536584428. The cubic root of 1403323049 is about 1119.5733517914.

The spelling of 1403323049 in words is "one billion, four hundred three million, three hundred twenty-three thousand, forty-nine".