5188091 has 2 divisors, whose sum is σ = 5188092. Its totient is φ = 5188090.

The previous prime is 5188069. The next prime is 5188123. The reversal of 5188091 is 1908815.

It is a happy number.

5188091 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (5188123) can be obtained adding 5188091 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5188091 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5188021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2594045 + 2594046.

It is an arithmetic number, because the mean of its divisors is an integer number (2594046).

Almost surely, 2^5188091 is an apocalyptic number.

5188091 is a deficient number, since it is larger than the sum of its proper divisors (1).

5188091 is an equidigital number, since it uses as much as digits as its factorization.

5188091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 32.

The square root of 5188091 is about 2277.7381324463. The cubic root of 5188091 is about 173.1154630325.

The spelling of 5188091 in words is "five million, one hundred eighty-eight thousand, ninety-one".