57171041 has 2 divisors, whose sum is σ = 57171042. Its totient is φ = 57171040.

The previous prime is 57171007. The next prime is 57171053. The reversal of 57171041 is 14017175.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39740416 + 17430625 = 6304^2 + 4175^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57171041 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 57171041.

It is not a weakly prime, because it can be changed into another prime (57171001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28585520 + 28585521.

It is an arithmetic number, because the mean of its divisors is an integer number (28585521).

Almost surely, 2^57171041 is an apocalyptic number.

It is an amenable number.

57171041 is a deficient number, since it is larger than the sum of its proper divisors (1).

57171041 is an equidigital number, since it uses as much as digits as its factorization.

57171041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 980, while the sum is 26.

The square root of 57171041 is about 7561.1534173035. The cubic root of 57171041 is about 385.2346711207.

The spelling of 57171041 in words is "fifty-seven million, one hundred seventy-one thousand, forty-one".