9955853 has 2 divisors, whose sum is σ = 9955854. Its totient is φ = 9955852.

The previous prime is 9955823. The next prime is 9955901. The reversal of 9955853 is 3585599.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5943844 + 4012009 = 2438^2 + 2003^2 .

It is a cyclic number.

It is not a de Polignac number, because 9955853 - 2¹⁰ = 9954829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9955823) 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, 4977926 + 4977927.

It is an arithmetic number, because the mean of its divisors is an integer number (4977927).

Almost surely, 2^9955853 is an apocalyptic number.

It is an amenable number.

9955853 is a deficient number, since it is larger than the sum of its proper divisors (1).

9955853 is an equidigital number, since it uses as much as digits as its factorization.

9955853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 243000, while the sum is 44.

The square root of 9955853 is about 3155.2896855915. The cubic root of 9955853 is about 215.1259618834.

The spelling of 9955853 in words is "nine million, nine hundred fifty-five thousand, eight hundred fifty-three".