3045320561 has 2 divisors, whose sum is σ = 3045320562. Its totient is φ = 3045320560.

The previous prime is 3045320503. The next prime is 3045320573. The reversal of 3045320561 is 1650235403.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2520040000 + 525280561 = 50200^2 + 22919^2 .

It is a cyclic number.

It is not a de Polignac number, because 3045320561 - 2¹⁴ = 3045304177 is a prime.

It is not a weakly prime, because it can be changed into another prime (3045320591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1522660280 + 1522660281.

It is an arithmetic number, because the mean of its divisors is an integer number (1522660281).

Almost surely, 2^3045320561 is an apocalyptic number.

It is an amenable number.

3045320561 is a deficient number, since it is larger than the sum of its proper divisors (1).

3045320561 is an equidigital number, since it uses as much as digits as its factorization.

3045320561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 3045320561 is about 55184.4231735732. The cubic root of 3045320561 is about 1449.4759201545.

Adding to 3045320561 its reverse (1650235403), we get a palindrome (4695555964).

The spelling of 3045320561 in words is "three billion, forty-five million, three hundred twenty thousand, five hundred sixty-one".