871265 has 8 divisors (see below), whose sum is σ = 1051008. Its totient is φ = 693360.

The previous prime is 871259. The next prime is 871271. The reversal of 871265 is 562178.

871265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (871259) and next prime (871271).

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

It is not a de Polignac number, because 871265 - 2⁴ = 871249 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1034 + ... + 1676.

It is an arithmetic number, because the mean of its divisors is an integer number (131376).

2⁸⁷¹²⁶⁵ is an apocalyptic number.

It is an amenable number.

871265 is a deficient number, since it is larger than the sum of its proper divisors (179743).

871265 is a wasteful number, since it uses less digits than its factorization.

871265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 919.

The product of its digits is 3360, while the sum is 29.

The square root of 871265 is about 933.4157701689. The cubic root of 871265 is about 95.5102736496.

The spelling of 871265 in words is "eight hundred seventy-one thousand, two hundred sixty-five".