971375 has 16 divisors (see below), whose sum is σ = 1279200. Its totient is φ = 734400.

The previous prime is 971371. The next prime is 971381. The reversal of 971375 is 573179.

It is not a de Polignac number, because 971375 - 2² = 971371 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (971371) 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 15 ways as a sum of consecutive naturals, for example, 2171 + ... + 2579.

It is an arithmetic number, because the mean of its divisors is an integer number (79950).

2⁹⁷¹³⁷⁵ is an apocalyptic number.

971375 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

971375 is a deficient number, since it is larger than the sum of its proper divisors (307825).

971375 is a wasteful number, since it uses less digits than its factorization.

971375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443 (or 433 counting only the distinct ones).

The product of its digits is 6615, while the sum is 32.

The square root of 971375 is about 985.5835834672. The cubic root of 971375 is about 99.0365813865.

The spelling of 971375 in words is "nine hundred seventy-one thousand, three hundred seventy-five".