853913 has 2 divisors, whose sum is σ = 853914. Its totient is φ = 853912.

The previous prime is 853903. The next prime is 853933. The reversal of 853913 is 319358.

853913 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., 753424 + 100489 = 868^2 + 317^2 .

It is a cyclic number.

It is not a de Polignac number, because 853913 - 2¹⁰ = 852889 is a prime.

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, 426956 + 426957.

It is an arithmetic number, because the mean of its divisors is an integer number (426957).

2⁸⁵³⁹¹³ is an apocalyptic number.

It is an amenable number.

853913 is a deficient number, since it is larger than the sum of its proper divisors (1).

853913 is an equidigital number, since it uses as much as digits as its factorization.

853913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3240, while the sum is 29.

The square root of 853913 is about 924.0741312254. The cubic root of 853913 is about 94.8719604718.

The spelling of 853913 in words is "eight hundred fifty-three thousand, nine hundred thirteen".