5391857 has 2 divisors, whose sum is σ = 5391858. Its totient is φ = 5391856.

The previous prime is 5391823. The next prime is 5391889. The reversal of 5391857 is 7581935.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2819041 + 2572816 = 1679^2 + 1604^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5391857 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5391857.

It is not a weakly prime, because it can be changed into another prime (5391817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2695928 + 2695929.

It is an arithmetic number, because the mean of its divisors is an integer number (2695929).

Almost surely, 2^5391857 is an apocalyptic number.

It is an amenable number.

5391857 is a deficient number, since it is larger than the sum of its proper divisors (1).

5391857 is an equidigital number, since it uses as much as digits as its factorization.

5391857 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37800, while the sum is 38.

The square root of 5391857 is about 2322.0372520698. The cubic root of 5391857 is about 175.3528337194.

The spelling of 5391857 in words is "five million, three hundred ninety-one thousand, eight hundred fifty-seven".