9903149033 has 2 divisors, whose sum is σ = 9903149034. Its totient is φ = 9903149032.

The previous prime is 9903149023. The next prime is 9903149059. The reversal of 9903149033 is 3309413099.

9903149033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9882745744 + 20403289 = 99412^2 + 4517^2 .

It is an emirp because it is prime and its reverse (3309413099) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9903149033 - 2²⁸ = 9634713577 is a prime.

It is not a weakly prime, because it can be changed into another prime (9903149023) 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, 4951574516 + 4951574517.

It is an arithmetic number, because the mean of its divisors is an integer number (4951574517).

Almost surely, 2^9903149033 is an apocalyptic number.

It is an amenable number.

9903149033 is a deficient number, since it is larger than the sum of its proper divisors (1).

9903149033 is an equidigital number, since it uses as much as digits as its factorization.

9903149033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 78732, while the sum is 41.

The square root of 9903149033 is about 99514.5669387151. The cubic root of 9903149033 is about 2147.4568113997.

The spelling of 9903149033 in words is "nine billion, nine hundred three million, one hundred forty-nine thousand, thirty-three".