971297 has 4 divisors (see below), whose sum is σ = 1004820. Its totient is φ = 937776.

The previous prime is 971291. The next prime is 971309. The reversal of 971297 is 792179.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 829921 + 141376 = 911^2 + 376^2 .

It is a cyclic number.

It is not a de Polignac number, because 971297 - 2⁴ = 971281 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (971291) 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, 16718 + ... + 16775.

It is an arithmetic number, because the mean of its divisors is an integer number (251205).

2⁹⁷¹²⁹⁷ is an apocalyptic number.

It is an amenable number.

971297 is a deficient number, since it is larger than the sum of its proper divisors (33523).

971297 is a wasteful number, since it uses less digits than its factorization.

971297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33522.

The product of its digits is 7938, while the sum is 35.

The square root of 971297 is about 985.5440122085. The cubic root of 971297 is about 99.0339304844.

The spelling of 971297 in words is "nine hundred seventy-one thousand, two hundred ninety-seven".