5223191 has 2 divisors, whose sum is σ = 5223192. Its totient is φ = 5223190.

The previous prime is 5223187. The next prime is 5223227. The reversal of 5223191 is 1913225.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5223191 - 2² = 5223187 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 (5223121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2611595 + 2611596.

It is an arithmetic number, because the mean of its divisors is an integer number (2611596).

Almost surely, 2^5223191 is an apocalyptic number.

5223191 is a deficient number, since it is larger than the sum of its proper divisors (1).

5223191 is an equidigital number, since it uses as much as digits as its factorization.

5223191 is an evil number, because the sum of its binary digits is even.

The product of its digits is 540, while the sum is 23.

The square root of 5223191 is about 2285.4301564476. The cubic root of 5223191 is about 173.5049897936.

The spelling of 5223191 in words is "five million, two hundred twenty-three thousand, one hundred ninety-one".