971707 has 4 divisors (see below), whose sum is σ = 1060056. Its totient is φ = 883360.

The previous prime is 971699. The next prime is 971713. The reversal of 971707 is 707179.

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

It is a cyclic number.

It is not a de Polignac number, because 971707 - 2³ = 971699 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (971767) 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, 44158 + ... + 44179.

It is an arithmetic number, because the mean of its divisors is an integer number (265014).

2⁹⁷¹⁷⁰⁷ is an apocalyptic number.

971707 is a deficient number, since it is larger than the sum of its proper divisors (88349).

971707 is a wasteful number, since it uses less digits than its factorization.

971707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88348.

The product of its (nonzero) digits is 3087, while the sum is 31.

The square root of 971707 is about 985.7519972082. The cubic root of 971707 is about 99.0478631262.

The spelling of 971707 in words is "nine hundred seventy-one thousand, seven hundred seven".