57075827 has 2 divisors, whose sum is σ = 57075828. Its totient is φ = 57075826.

The previous prime is 57075803. The next prime is 57075847. The reversal of 57075827 is 72857075.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57075827 is a prime.

It is not a weakly prime, because it can be changed into another prime (57075847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28537913 + 28537914.

It is an arithmetic number, because the mean of its divisors is an integer number (28537914).

Almost surely, 2^57075827 is an apocalyptic number.

57075827 is a deficient number, since it is larger than the sum of its proper divisors (1).

57075827 is an equidigital number, since it uses as much as digits as its factorization.

57075827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 137200, while the sum is 41.

The square root of 57075827 is about 7554.8545320211. The cubic root of 57075827 is about 385.0206926529.

The spelling of 57075827 in words is "fifty-seven million, seventy-five thousand, eight hundred twenty-seven".