5309091188993 has 2 divisors, whose sum is σ = 5309091188994. Its totient is φ = 5309091188992.

The previous prime is 5309091188987. The next prime is 5309091189013. The reversal of 5309091188993 is 3998811909035.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3804906680689 + 1504184508304 = 1950617^2 + 1226452^2 .

It is a cyclic number.

It is not a de Polignac number, because 5309091188993 - 2¹² = 5309091184897 is a prime.

It is not a weakly prime, because it can be changed into another prime (5309091128993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2654545594496 + 2654545594497.

It is an arithmetic number, because the mean of its divisors is an integer number (2654545594497).

Almost surely, 2^{5309091188993} is an apocalyptic number.

It is an amenable number.

5309091188993 is a deficient number, since it is larger than the sum of its proper divisors (1).

5309091188993 is an equidigital number, since it uses as much as digits as its factorization.

5309091188993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18895680, while the sum is 65.

The spelling of 5309091188993 in words is "five trillion, three hundred nine billion, ninety-one million, one hundred eighty-eight thousand, nine hundred ninety-three".