3569161 has 2 divisors, whose sum is σ = 3569162. Its totient is φ = 3569160.

The previous prime is 3569143. The next prime is 3569191. The reversal of 3569161 is 1619653.

3569161 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., 3459600 + 109561 = 1860^2 + 331^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3569161 is a prime.

It is not a weakly prime, because it can be changed into another prime (3569191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1784580 + 1784581.

It is an arithmetic number, because the mean of its divisors is an integer number (1784581).

Almost surely, 2^3569161 is an apocalyptic number.

It is an amenable number.

3569161 is a deficient number, since it is larger than the sum of its proper divisors (1).

3569161 is an equidigital number, since it uses as much as digits as its factorization.

3569161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4860, while the sum is 31.

The square root of 3569161 is about 1889.2223267789. Note that the first 3 decimals coincide. The cubic root of 3569161 is about 152.8229972102.

It can be divided in two parts, 35 and 69161, that added together give a palindrome (69196).

The spelling of 3569161 in words is "three million, five hundred sixty-nine thousand, one hundred sixty-one".