857053 has 2 divisors, whose sum is σ = 857054. Its totient is φ = 857052.

The previous prime is 857047. The next prime is 857069. The reversal of 857053 is 350758.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 444889 + 412164 = 667^2 + 642^2 .

It is a cyclic number.

It is not a de Polignac number, because 857053 - 2¹⁷ = 725981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (857083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 428526 + 428527.

It is an arithmetic number, because the mean of its divisors is an integer number (428527).

2⁸⁵⁷⁰⁵³ is an apocalyptic number.

It is an amenable number.

857053 is a deficient number, since it is larger than the sum of its proper divisors (1).

857053 is an equidigital number, since it uses as much as digits as its factorization.

857053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 857053 is about 925.7715700971. The cubic root of 857053 is about 94.9881056207.

The spelling of 857053 in words is "eight hundred fifty-seven thousand, fifty-three".