10203148609 has 2 divisors, whose sum is σ = 10203148610. Its totient is φ = 10203148608.

The previous prime is 10203148597. The next prime is 10203148639. The reversal of 10203148609 is 90684130201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6296898609 + 3906250000 = 79353^2 + 62500^2 .

It is a cyclic number.

It is not a de Polignac number, because 10203148609 - 2⁵ = 10203148577 is a prime.

It is not a weakly prime, because it can be changed into another prime (10203148639) 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, 5101574304 + 5101574305.

It is an arithmetic number, because the mean of its divisors is an integer number (5101574305).

Almost surely, 2^10203148609 is an apocalyptic number.

It is an amenable number.

10203148609 is a deficient number, since it is larger than the sum of its proper divisors (1).

10203148609 is an equidigital number, since it uses as much as digits as its factorization.

10203148609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 34.

The spelling of 10203148609 in words is "ten billion, two hundred three million, one hundred forty-eight thousand, six hundred nine".