9800425597 has 2 divisors, whose sum is σ = 9800425598. Its totient is φ = 9800425596.

The previous prime is 9800425577. The next prime is 9800425633. The reversal of 9800425597 is 7955240089.

9800425597 is digitally balanced in base 3, 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., 8159689561 + 1640736036 = 90331^2 + 40506^2 .

It is an emirp because it is prime and its reverse (7955240089) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9800425597 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9800425597.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9800425567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4900212798 + 4900212799.

It is an arithmetic number, because the mean of its divisors is an integer number (4900212799).

Almost surely, 2^9800425597 is an apocalyptic number.

It is an amenable number.

9800425597 is a deficient number, since it is larger than the sum of its proper divisors (1).

9800425597 is an equidigital number, since it uses as much as digits as its factorization.

9800425597 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 907200, while the sum is 49.

The square root of 9800425597 is about 98997.0989322414. The cubic root of 9800425597 is about 2140.0059391485.

The spelling of 9800425597 in words is "nine billion, eight hundred million, four hundred twenty-five thousand, five hundred ninety-seven".