10203302449 has 2 divisors, whose sum is σ = 10203302450. Its totient is φ = 10203302448.

The previous prime is 10203302413. The next prime is 10203302477. The reversal of 10203302449 is 94420330201.

It is an a-pointer prime, because the next prime (10203302477) can be obtained adding 10203302449 to its sum of digits (28).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6398880049 + 3804422400 = 79993^2 + 61680^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10203302449 is a prime.

It is not a weakly prime, because it can be changed into another prime (10203309449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5101651224 + 5101651225.

It is an arithmetic number, because the mean of its divisors is an integer number (5101651225).

Almost surely, 2^10203302449 is an apocalyptic number.

It is an amenable number.

10203302449 is a deficient number, since it is larger than the sum of its proper divisors (1).

10203302449 is an equidigital number, since it uses as much as digits as its factorization.

10203302449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 28.

The spelling of 10203302449 in words is "ten billion, two hundred three million, three hundred two thousand, four hundred forty-nine".