9628103257 has 2 divisors, whose sum is σ = 9628103258. Its totient is φ = 9628103256.

The previous prime is 9628103249. The next prime is 9628103341. The reversal of 9628103257 is 7523018269.

9628103257 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., 9604784016 + 23319241 = 98004^2 + 4829^2 .

It is a cyclic number.

It is not a de Polignac number, because 9628103257 - 2³ = 9628103249 is a prime.

It is not a weakly prime, because it can be changed into another prime (9628103207) 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, 4814051628 + 4814051629.

It is an arithmetic number, because the mean of its divisors is an integer number (4814051629).

Almost surely, 2^9628103257 is an apocalyptic number.

It is an amenable number.

9628103257 is a deficient number, since it is larger than the sum of its proper divisors (1).

9628103257 is an equidigital number, since it uses as much as digits as its factorization.

9628103257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 9628103257 is about 98122.8987392851. The cubic root of 9628103257 is about 2127.3890183997.

The spelling of 9628103257 in words is "nine billion, six hundred twenty-eight million, one hundred three thousand, two hundred fifty-seven".