3545437817 has 2 divisors, whose sum is σ = 3545437818. Its totient is φ = 3545437816.

The previous prime is 3545437801. The next prime is 3545437843. The reversal of 3545437817 is 7187345453.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3216704656 + 328733161 = 56716^2 + 18131^2 .

It is a cyclic number.

It is not a de Polignac number, because 3545437817 - 2⁴ = 3545437801 is a prime.

It is not a weakly prime, because it can be changed into another prime (3545437897) 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, 1772718908 + 1772718909.

It is an arithmetic number, because the mean of its divisors is an integer number (1772718909).

Almost surely, 2^3545437817 is an apocalyptic number.

It is an amenable number.

3545437817 is a deficient number, since it is larger than the sum of its proper divisors (1).

3545437817 is an equidigital number, since it uses as much as digits as its factorization.

3545437817 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1411200, while the sum is 47.

The square root of 3545437817 is about 59543.5791416673. The cubic root of 3545437817 is about 1524.8365413980.

The spelling of 3545437817 in words is "three billion, five hundred forty-five million, four hundred thirty-seven thousand, eight hundred seventeen".