5495891 has 2 divisors, whose sum is σ = 5495892. Its totient is φ = 5495890.

The previous prime is 5495887. The next prime is 5495929. The reversal of 5495891 is 1985945.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5495891 - 2² = 5495887 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5495821) 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, 2747945 + 2747946.

It is an arithmetic number, because the mean of its divisors is an integer number (2747946).

Almost surely, 2^5495891 is an apocalyptic number.

5495891 is a deficient number, since it is larger than the sum of its proper divisors (1).

5495891 is an equidigital number, since it uses as much as digits as its factorization.

5495891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64800, while the sum is 41.

The square root of 5495891 is about 2344.3316744864. The cubic root of 5495891 is about 176.4734476290.

The spelling of 5495891 in words is "five million, four hundred ninety-five thousand, eight hundred ninety-one".