853001 has 4 divisors (see below), whose sum is σ = 890112. Its totient is φ = 815892.

The previous prime is 852997. The next prime is 853007. The reversal of 853001 is 100358.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 853001 - 2² = 852997 is a prime.

It is a super-2 number, since 2×853001² = 1455221412002, which contains 22 as substring.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 853001.

It is not an unprimeable number, because it can be changed into a prime (853007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18521 + ... + 18566.

It is an arithmetic number, because the mean of its divisors is an integer number (222528).

2⁸⁵³⁰⁰¹ is an apocalyptic number.

It is an amenable number.

853001 is a deficient number, since it is larger than the sum of its proper divisors (37111).

853001 is a wasteful number, since it uses less digits than its factorization.

853001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37110.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 853001 is about 923.5805324930. The cubic root of 853001 is about 94.8381732479.

Adding to 853001 its reverse (100358), we get a palindrome (953359).

The spelling of 853001 in words is "eight hundred fifty-three thousand, one".