5811863 has 2 divisors, whose sum is σ = 5811864. Its totient is φ = 5811862.

The previous prime is 5811833. The next prime is 5811889. The reversal of 5811863 is 3681185.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5811863 - 2⁸ = 5811607 is a 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 (5811823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2905931 + 2905932.

It is an arithmetic number, because the mean of its divisors is an integer number (2905932).

Almost surely, 2^5811863 is an apocalyptic number.

5811863 is a deficient number, since it is larger than the sum of its proper divisors (1).

5811863 is an equidigital number, since it uses as much as digits as its factorization.

5811863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5760, while the sum is 32.

The square root of 5811863 is about 2410.7805789827. The cubic root of 5811863 is about 179.7925903167.

The spelling of 5811863 in words is "five million, eight hundred eleven thousand, eight hundred sixty-three".