5717891 has 2 divisors, whose sum is σ = 5717892. Its totient is φ = 5717890.

The previous prime is 5717863. The next prime is 5717893. The reversal of 5717891 is 1987175.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5717891 - 2⁶ = 5717827 is a prime.

Together with 5717893, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5717893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2858945 + 2858946.

It is an arithmetic number, because the mean of its divisors is an integer number (2858946).

Almost surely, 2^5717891 is an apocalyptic number.

5717891 is a deficient number, since it is larger than the sum of its proper divisors (1).

5717891 is an equidigital number, since it uses as much as digits as its factorization.

5717891 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17640, while the sum is 38.

The square root of 5717891 is about 2391.2111993716. The cubic root of 5717891 is about 178.8182981872.

The spelling of 5717891 in words is "five million, seven hundred seventeen thousand, eight hundred ninety-one".