9905263 has 2 divisors, whose sum is σ = 9905264. Its totient is φ = 9905262.

The previous prime is 9905261. The next prime is 9905267. The reversal of 9905263 is 3625099.

It is a happy number.

9905263 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 is a cyclic number.

It is not a de Polignac number, because 9905263 - 2¹ = 9905261 is a prime.

It is a super-2 number, since 2×9905263² = 196228470198338, which contains 22 as substring.

Together with 9905261, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9905261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4952631 + 4952632.

It is an arithmetic number, because the mean of its divisors is an integer number (4952632).

Almost surely, 2^9905263 is an apocalyptic number.

9905263 is a deficient number, since it is larger than the sum of its proper divisors (1).

9905263 is an equidigital number, since it uses as much as digits as its factorization.

9905263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14580, while the sum is 34.

The square root of 9905263 is about 3147.2627789875. The cubic root of 9905263 is about 214.7609602188.

The spelling of 9905263 in words is "nine million, nine hundred five thousand, two hundred sixty-three".