5553597509 has 2 divisors, whose sum is σ = 5553597510. Its totient is φ = 5553597508.

The previous prime is 5553597443. The next prime is 5553597523. The reversal of 5553597509 is 9057953555.

5553597509 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 can be written as a sum of positive squares in only one way, i.e., 3739689409 + 1813908100 = 61153^2 + 42590^2 .

It is a cyclic number.

It is not a de Polignac number, because 5553597509 - 2¹² = 5553593413 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5553596509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2776798754 + 2776798755.

It is an arithmetic number, because the mean of its divisors is an integer number (2776798755).

Almost surely, 2^5553597509 is an apocalyptic number.

It is an amenable number.

5553597509 is a deficient number, since it is larger than the sum of its proper divisors (1).

5553597509 is an equidigital number, since it uses as much as digits as its factorization.

5553597509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5315625, while the sum is 53.

The square root of 5553597509 is about 74522.4631168348. The cubic root of 5553597509 is about 1770.8895173594.

The spelling of 5553597509 in words is "five billion, five hundred fifty-three million, five hundred ninety-seven thousand, five hundred nine".