573475109 has 2 divisors, whose sum is σ = 573475110. Its totient is φ = 573475108.

The previous prime is 573475073. The next prime is 573475117. The reversal of 573475109 is 901574375.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 487968100 + 85507009 = 22090^2 + 9247^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-573475109 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (573475139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286737554 + 286737555.

It is an arithmetic number, because the mean of its divisors is an integer number (286737555).

Almost surely, 2^573475109 is an apocalyptic number.

It is an amenable number.

573475109 is a deficient number, since it is larger than the sum of its proper divisors (1).

573475109 is an equidigital number, since it uses as much as digits as its factorization.

573475109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 132300, while the sum is 41.

The square root of 573475109 is about 23947.3403324879. The cubic root of 573475109 is about 830.8160112399.

The spelling of 573475109 in words is "five hundred seventy-three million, four hundred seventy-five thousand, one hundred nine".