9980899 has 2 divisors, whose sum is σ = 9980900. Its totient is φ = 9980898.

The previous prime is 9980869. The next prime is 9980911.

9980899 is nontrivially palindromic in base 10.

9980899 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 9980899 - 2⁷ = 9980771 is a prime.

It is not a weakly prime, because it can be changed into another prime (9980869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4990449 + 4990450.

It is an arithmetic number, because the mean of its divisors is an integer number (4990450).

Almost surely, 2^9980899 is an apocalyptic number.

9980899 is a deficient number, since it is larger than the sum of its proper divisors (1).

9980899 is an equidigital number, since it uses as much as digits as its factorization.

9980899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 419904, while the sum is 52.

The square root of 9980899 is about 3159.2560833209. The cubic root of 9980899 is about 215.3062087157.

The spelling of 9980899 in words is "nine million, nine hundred eighty thousand, eight hundred ninety-nine".