853427 has 2 divisors, whose sum is σ = 853428. Its totient is φ = 853426.

The previous prime is 853403. The next prime is 853429. The reversal of 853427 is 724358.

It is a happy number.

853427 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 is a cyclic number.

It is not a de Polignac number, because 853427 - 2¹⁴ = 837043 is a prime.

Together with 853429, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 853427.

It is not a weakly prime, because it can be changed into another prime (853429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426713 + 426714.

It is an arithmetic number, because the mean of its divisors is an integer number (426714).

2⁸⁵³⁴²⁷ is an apocalyptic number.

853427 is a deficient number, since it is larger than the sum of its proper divisors (1).

853427 is an equidigital number, since it uses as much as digits as its factorization.

853427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6720, while the sum is 29.

The square root of 853427 is about 923.8111278828. The cubic root of 853427 is about 94.8539584338.

It can be divided in two parts, 853 and 427, that multiplied together give a triangular number (364231 = T₈₅₃).

The spelling of 853427 in words is "eight hundred fifty-three thousand, four hundred twenty-seven".