9855941 has 2 divisors, whose sum is σ = 9855942. Its totient is φ = 9855940.

The previous prime is 9855929. The next prime is 9855943. The reversal of 9855941 is 1495589.

It is a happy number.

9855941 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 can be written as a sum of positive squares in only one way, i.e., 8579041 + 1276900 = 2929^2 + 1130^2 .

It is a cyclic number.

It is not a de Polignac number, because 9855941 - 2²² = 5661637 is a prime.

Together with 9855943, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9855943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4927970 + 4927971.

It is an arithmetic number, because the mean of its divisors is an integer number (4927971).

Almost surely, 2^9855941 is an apocalyptic number.

It is an amenable number.

9855941 is a deficient number, since it is larger than the sum of its proper divisors (1).

9855941 is an equidigital number, since it uses as much as digits as its factorization.

9855941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64800, while the sum is 41.

The square root of 9855941 is about 3139.4173026216. The cubic root of 9855941 is about 214.4039086153.

The spelling of 9855941 in words is "nine million, eight hundred fifty-five thousand, nine hundred forty-one".