3541066609 has 2 divisors, whose sum is σ = 3541066610. Its totient is φ = 3541066608.

The previous prime is 3541066597. The next prime is 3541066631. The reversal of 3541066609 is 9066601453.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3373286400 + 167780209 = 58080^2 + 12953^2 .

It is a cyclic number.

It is not a de Polignac number, because 3541066609 - 2⁹ = 3541066097 is a prime.

It is not a weakly prime, because it can be changed into another prime (3541066679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1770533304 + 1770533305.

It is an arithmetic number, because the mean of its divisors is an integer number (1770533305).

Almost surely, 2^3541066609 is an apocalyptic number.

It is an amenable number.

3541066609 is a deficient number, since it is larger than the sum of its proper divisors (1).

3541066609 is an equidigital number, since it uses as much as digits as its factorization.

3541066609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 116640, while the sum is 40.

The square root of 3541066609 is about 59506.8618648303. The cubic root of 3541066609 is about 1524.2096212843.

The spelling of 3541066609 in words is "three billion, five hundred forty-one million, sixty-six thousand, six hundred nine".