957871 has 2 divisors, whose sum is σ = 957872. Its totient is φ = 957870.

The previous prime is 957851. The next prime is 957877. The reversal of 957871 is 178759.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 957871 - 2¹⁵ = 925103 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 957871.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (957877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 478935 + 478936.

It is an arithmetic number, because the mean of its divisors is an integer number (478936).

2⁹⁵⁷⁸⁷¹ is an apocalyptic number.

957871 is a deficient number, since it is larger than the sum of its proper divisors (1).

957871 is an equidigital number, since it uses as much as digits as its factorization.

957871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17640, while the sum is 37.

The square root of 957871 is about 978.7088433237. The cubic root of 957871 is about 98.5755044773.

The spelling of 957871 in words is "nine hundred fifty-seven thousand, eight hundred seventy-one".