5543191 has 2 divisors, whose sum is σ = 5543192. Its totient is φ = 5543190.

The previous prime is 5543171. The next prime is 5543201. The reversal of 5543191 is 1913455.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5543191 - 2⁷ = 5543063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5543101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2771595 + 2771596.

It is an arithmetic number, because the mean of its divisors is an integer number (2771596).

Almost surely, 2^5543191 is an apocalyptic number.

5543191 is a deficient number, since it is larger than the sum of its proper divisors (1).

5543191 is an equidigital number, since it uses as much as digits as its factorization.

5543191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2700, while the sum is 28.

The square root of 5543191 is about 2354.3982246001. The cubic root of 5543191 is about 176.9782709236.

The spelling of 5543191 in words is "five million, five hundred forty-three thousand, one hundred ninety-one".