5711591 has 2 divisors, whose sum is σ = 5711592. Its totient is φ = 5711590.

The previous prime is 5711557. The next prime is 5711597. The reversal of 5711591 is 1951175.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5711591 - 2⁶ = 5711527 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5711597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2855795 + 2855796.

It is an arithmetic number, because the mean of its divisors is an integer number (2855796).

Almost surely, 2^5711591 is an apocalyptic number.

5711591 is a deficient number, since it is larger than the sum of its proper divisors (1).

5711591 is an equidigital number, since it uses as much as digits as its factorization.

5711591 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1575, while the sum is 29.

The square root of 5711591 is about 2389.8935122720. The cubic root of 5711591 is about 178.7525997633.

The spelling of 5711591 in words is "five million, seven hundred eleven thousand, five hundred ninety-one".