3545320813 has 2 divisors, whose sum is σ = 3545320814. Its totient is φ = 3545320812.

The previous prime is 3545320781. The next prime is 3545320817. The reversal of 3545320813 is 3180235453.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2373833284 + 1171487529 = 48722^2 + 34227^2 .

It is an emirp because it is prime and its reverse (3180235453) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3545320813 - 2⁵ = 3545320781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3545320817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1772660406 + 1772660407.

It is an arithmetic number, because the mean of its divisors is an integer number (1772660407).

Almost surely, 2^3545320813 is an apocalyptic number.

It is an amenable number.

3545320813 is a deficient number, since it is larger than the sum of its proper divisors (1).

3545320813 is an equidigital number, since it uses as much as digits as its factorization.

3545320813 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 3545320813 is about 59542.5966262809. The cubic root of 3545320813 is about 1524.8197673589.

The spelling of 3545320813 in words is "three billion, five hundred forty-five million, three hundred twenty thousand, eight hundred thirteen".