9598061021 has 2 divisors, whose sum is σ = 9598061022. Its totient is φ = 9598061020.

The previous prime is 9598060937. The next prime is 9598061113. The reversal of 9598061021 is 1201608959.

It is a happy number.

9598061021 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., 9270993796 + 327067225 = 96286^2 + 18085^2 .

It is a cyclic number.

It is not a de Polignac number, because 9598061021 - 2¹⁸ = 9597798877 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9598061021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9598061321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4799030510 + 4799030511.

It is an arithmetic number, because the mean of its divisors is an integer number (4799030511).

Almost surely, 2^9598061021 is an apocalyptic number.

It is an amenable number.

9598061021 is a deficient number, since it is larger than the sum of its proper divisors (1).

9598061021 is an equidigital number, since it uses as much as digits as its factorization.

9598061021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 41.

The square root of 9598061021 is about 97969.6944008707. The cubic root of 9598061021 is about 2125.1740403522.

The spelling of 9598061021 in words is "nine billion, five hundred ninety-eight million, sixty-one thousand, twenty-one".