57545671 has 2 divisors, whose sum is σ = 57545672. Its totient is φ = 57545670.

The previous prime is 57545633. The next prime is 57545687. The reversal of 57545671 is 17654575.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57545671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57545611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28772835 + 28772836.

It is an arithmetic number, because the mean of its divisors is an integer number (28772836).

Almost surely, 2^57545671 is an apocalyptic number.

57545671 is a deficient number, since it is larger than the sum of its proper divisors (1).

57545671 is an equidigital number, since it uses as much as digits as its factorization.

57545671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 147000, while the sum is 40.

The square root of 57545671 is about 7585.8863028653. The cubic root of 57545671 is about 386.0742941821.

The spelling of 57545671 in words is "fifty-seven million, five hundred forty-five thousand, six hundred seventy-one".