857153 has 8 divisors (see below), whose sum is σ = 967680. Its totient is φ = 752080.

The previous prime is 857137. The next prime is 857161. The reversal of 857153 is 351758.

857153 is an esthetic number in base 8, because in such base its adjacent digits differ by 1.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 857153 - 2⁴ = 857137 is a prime.

It is a super-2 number, since 2×857153² = 1469422530818, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (857053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1025 + ... + 1662.

It is an arithmetic number, because the mean of its divisors is an integer number (120960).

2⁸⁵⁷¹⁵³ is an apocalyptic number.

It is an amenable number.

857153 is a deficient number, since it is larger than the sum of its proper divisors (110527).

857153 is a wasteful number, since it uses less digits than its factorization.

857153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2727.

The product of its digits is 4200, while the sum is 29.

The square root of 857153 is about 925.8255775253. The cubic root of 857153 is about 94.9917998462.

The spelling of 857153 in words is "eight hundred fifty-seven thousand, one hundred fifty-three".