5805491 has 2 divisors, whose sum is σ = 5805492. Its totient is φ = 5805490.

The previous prime is 5805479. The next prime is 5805493. The reversal of 5805491 is 1945085.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5805491 - 2¹⁴ = 5789107 is a prime.

Together with 5805493, 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 (5805493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2902745 + 2902746.

It is an arithmetic number, because the mean of its divisors is an integer number (2902746).

Almost surely, 2^5805491 is an apocalyptic number.

5805491 is a deficient number, since it is larger than the sum of its proper divisors (1).

5805491 is an equidigital number, since it uses as much as digits as its factorization.

5805491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 32.

The square root of 5805491 is about 2409.4586528928. The cubic root of 5805491 is about 179.7268593956.

The spelling of 5805491 in words is "five million, eight hundred five thousand, four hundred ninety-one".