5247191 has 2 divisors, whose sum is σ = 5247192. Its totient is φ = 5247190.

The previous prime is 5247163. The next prime is 5247199. The reversal of 5247191 is 1917425.

5247191 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5247191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5247199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2623595 + 2623596.

It is an arithmetic number, because the mean of its divisors is an integer number (2623596).

Almost surely, 2^5247191 is an apocalyptic number.

5247191 is a deficient number, since it is larger than the sum of its proper divisors (1).

5247191 is an equidigital number, since it uses as much as digits as its factorization.

5247191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2520, while the sum is 29.

The square root of 5247191 is about 2290.6747914097. The cubic root of 5247191 is about 173.7703293847.

The spelling of 5247191 in words is "five million, two hundred forty-seven thousand, one hundred ninety-one".