4893191 has 2 divisors, whose sum is σ = 4893192. Its totient is φ = 4893190.

The previous prime is 4893179. The next prime is 4893193. The reversal of 4893191 is 1913984.

4893191 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-4893191 is a prime.

It is a Sophie Germain prime.

Together with 4893193, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4893193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2446595 + 2446596.

It is an arithmetic number, because the mean of its divisors is an integer number (2446596).

Almost surely, 2^4893191 is an apocalyptic number.

4893191 is a deficient number, since it is larger than the sum of its proper divisors (1).

4893191 is an equidigital number, since it uses as much as digits as its factorization.

4893191 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 35.

The square root of 4893191 is about 2212.0558311218. The cubic root of 4893191 is about 169.7712147312.

It can be divided in two parts, 48 and 93191, that added together give a palindrome (93239).

The spelling of 4893191 in words is "four million, eight hundred ninety-three thousand, one hundred ninety-one".