853061 has 4 divisors (see below), whose sum is σ = 930624. Its totient is φ = 775500.

The previous prime is 853057. The next prime is 853079. The reversal of 853061 is 160358.

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 not a de Polignac number, because 853061 - 2² = 853057 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (853031) 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 3 ways as a sum of consecutive naturals, for example, 38765 + ... + 38786.

It is an arithmetic number, because the mean of its divisors is an integer number (232656).

2⁸⁵³⁰⁶¹ is an apocalyptic number.

It is an amenable number.

853061 is a deficient number, since it is larger than the sum of its proper divisors (77563).

853061 is a wasteful number, since it uses less digits than its factorization.

853061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77562.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 853061 is about 923.6130142002. The cubic root of 853061 is about 94.8403968315.

The spelling of 853061 in words is "eight hundred fifty-three thousand, sixty-one".