971485 has 8 divisors (see below), whose sum is σ = 1171296. Its totient is φ = 773520.

The previous prime is 971483. The next prime is 971491. The reversal of 971485 is 584179.

It is a happy number.

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

It is not a de Polignac number, because 971485 - 2¹ = 971483 is a prime.

It is a Duffinian number.

971485 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 971485.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (971483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1362 + ... + 1948.

It is an arithmetic number, because the mean of its divisors is an integer number (146412).

2⁹⁷¹⁴⁸⁵ is an apocalyptic number.

It is an amenable number.

971485 is a deficient number, since it is larger than the sum of its proper divisors (199811).

971485 is a wasteful number, since it uses less digits than its factorization.

971485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923.

The product of its digits is 10080, while the sum is 34.

The square root of 971485 is about 985.6393863883. The cubic root of 971485 is about 99.0403195970.

It can be divided in two parts, 971 and 485, that multiplied together give a triangular number (470935 = T₉₇₀).

The spelling of 971485 in words is "nine hundred seventy-one thousand, four hundred eighty-five".