853901 has 2 divisors, whose sum is σ = 853902. Its totient is φ = 853900.

The previous prime is 853889. The next prime is 853903. The reversal of 853901 is 109358.

853901 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., 714025 + 139876 = 845^2 + 374^2 .

It is a cyclic number.

It is not a de Polignac number, because 853901 - 2⁶ = 853837 is a prime.

Together with 853903, 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 (853903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426950 + 426951.

It is an arithmetic number, because the mean of its divisors is an integer number (426951).

2⁸⁵³⁹⁰¹ is an apocalyptic number.

It is an amenable number.

853901 is a deficient number, since it is larger than the sum of its proper divisors (1).

853901 is an equidigital number, since it uses as much as digits as its factorization.

853901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 853901 is about 924.0676382170. The cubic root of 853901 is about 94.8715160593.

The spelling of 853901 in words is "eight hundred fifty-three thousand, nine hundred one".