3209045573 has 2 divisors, whose sum is σ = 3209045574. Its totient is φ = 3209045572.

The previous prime is 3209045563. The next prime is 3209045621. The reversal of 3209045573 is 3755409023.

3209045573 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2070523009 + 1138522564 = 45503^2 + 33742^2 .

It is a cyclic number.

It is not a de Polignac number, because 3209045573 - 2⁶ = 3209045509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3209045513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1604522786 + 1604522787.

It is an arithmetic number, because the mean of its divisors is an integer number (1604522787).

Almost surely, 2^3209045573 is an apocalyptic number.

It is an amenable number.

3209045573 is a deficient number, since it is larger than the sum of its proper divisors (1).

3209045573 is an equidigital number, since it uses as much as digits as its factorization.

3209045573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 113400, while the sum is 38.

The square root of 3209045573 is about 56648.4383986002. The cubic root of 3209045573 is about 1474.9998005171. Note that the first 3 decimals are identical.

The spelling of 3209045573 in words is "three billion, two hundred nine million, forty-five thousand, five hundred seventy-three".