957557 has 2 divisors, whose sum is σ = 957558. Its totient is φ = 957556.

The previous prime is 957553. The next prime is 957563. The reversal of 957557 is 755759.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 758641 + 198916 = 871^2 + 446^2 .

It is an emirp because it is prime and its reverse (755759) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 957557 - 2² = 957553 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 957557.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 957557.

It is not a weakly prime, because it can be changed into another prime (957553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 478778 + 478779.

It is an arithmetic number, because the mean of its divisors is an integer number (478779).

2⁹⁵⁷⁵⁵⁷ is an apocalyptic number.

It is an amenable number.

957557 is a deficient number, since it is larger than the sum of its proper divisors (1).

957557 is an equidigital number, since it uses as much as digits as its factorization.

957557 is an evil number, because the sum of its binary digits is even.

The product of its digits is 55125, while the sum is 38.

The square root of 957557 is about 978.5484147450. The cubic root of 957557 is about 98.5647319442.

The spelling of 957557 in words is "nine hundred fifty-seven thousand, five hundred fifty-seven".