853429 has 2 divisors, whose sum is σ = 853430. Its totient is φ = 853428.

The previous prime is 853427. The next prime is 853439. The reversal of 853429 is 924358.

853429 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 528529 + 324900 = 727^2 + 570^2 .

It is a cyclic number.

It is not a de Polignac number, because 853429 - 2¹ = 853427 is a prime.

Together with 853427, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p₆₇₈₆₄ and since 853429 and 67864 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 853429.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (853427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426714 + 426715.

It is an arithmetic number, because the mean of its divisors is an integer number (426715).

2⁸⁵³⁴²⁹ is an apocalyptic number.

It is an amenable number.

853429 is a deficient number, since it is larger than the sum of its proper divisors (1).

853429 is an equidigital number, since it uses as much as digits as its factorization.

853429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 31.

The square root of 853429 is about 923.8122103545. The cubic root of 853429 is about 94.8540325303.

The spelling of 853429 in words is "eight hundred fifty-three thousand, four hundred twenty-nine".