9902099 has 2 divisors, whose sum is σ = 9902100. Its totient is φ = 9902098.

The previous prime is 9902089. The next prime is 9902107.

9902099 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 9902099 - 2¹² = 9898003 is a prime.

It is not a weakly prime, because it can be changed into another prime (9902089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4951049 + 4951050.

It is an arithmetic number, because the mean of its divisors is an integer number (4951050).

Almost surely, 2^9902099 is an apocalyptic number.

9902099 is a deficient number, since it is larger than the sum of its proper divisors (1).

9902099 is an equidigital number, since it uses as much as digits as its factorization.

9902099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13122, while the sum is 38.

The square root of 9902099 is about 3146.7600798281. The cubic root of 9902099 is about 214.7380910283.

The spelling of 9902099 in words is "nine million, nine hundred two thousand, ninety-nine".