7473355609 has 2 divisors, whose sum is σ = 7473355610. Its totient is φ = 7473355608.

The previous prime is 7473355583. The next prime is 7473355613. The reversal of 7473355609 is 9065533747.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4085766400 + 3387589209 = 63920^2 + 58203^2 .

It is a cyclic number.

It is not a de Polignac number, because 7473355609 - 2¹⁵ = 7473322841 is a prime.

It is not a weakly prime, because it can be changed into another prime (7473355619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3736677804 + 3736677805.

It is an arithmetic number, because the mean of its divisors is an integer number (3736677805).

Almost surely, 2^7473355609 is an apocalyptic number.

It is an amenable number.

7473355609 is a deficient number, since it is larger than the sum of its proper divisors (1).

7473355609 is an equidigital number, since it uses as much as digits as its factorization.

7473355609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2381400, while the sum is 49.

The square root of 7473355609 is about 86448.5720472004. The cubic root of 7473355609 is about 1955.1130865613.

The spelling of 7473355609 in words is "seven billion, four hundred seventy-three million, three hundred fifty-five thousand, six hundred nine".