5605609993 has 2 divisors, whose sum is σ = 5605609994. Its totient is φ = 5605609992.

The previous prime is 5605609973. The next prime is 5605610027. The reversal of 5605609993 is 3999065065.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3574485369 + 2031124624 = 59787^2 + 45068^2 .

It is a cyclic number.

It is not a de Polignac number, because 5605609993 - 2²⁵ = 5572055561 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5605609993.

It is not a weakly prime, because it can be changed into another prime (5605609973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2802804996 + 2802804997.

It is an arithmetic number, because the mean of its divisors is an integer number (2802804997).

Almost surely, 2^5605609993 is an apocalyptic number.

It is an amenable number.

5605609993 is a deficient number, since it is larger than the sum of its proper divisors (1).

5605609993 is an equidigital number, since it uses as much as digits as its factorization.

5605609993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1968300, while the sum is 52.

The square root of 5605609993 is about 74870.6216950280. The cubic root of 5605609993 is about 1776.4007978683.

The spelling of 5605609993 in words is "five billion, six hundred five million, six hundred nine thousand, nine hundred ninety-three".