3545161 has 2 divisors, whose sum is σ = 3545162. Its totient is φ = 3545160.

The previous prime is 3545131. The next prime is 3545167. The reversal of 3545161 is 1615453.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3097600 + 447561 = 1760^2 + 669^2 .

It is a cyclic number.

It is not a de Polignac number, because 3545161 - 2¹⁹ = 3020873 is a prime.

3545161 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (3545167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1772580 + 1772581.

It is an arithmetic number, because the mean of its divisors is an integer number (1772581).

Almost surely, 2^3545161 is an apocalyptic number.

It is an amenable number.

3545161 is a deficient number, since it is larger than the sum of its proper divisors (1).

3545161 is an equidigital number, since it uses as much as digits as its factorization.

3545161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1800, while the sum is 25.

The square root of 3545161 is about 1882.8597929745. The cubic root of 3545161 is about 152.4796855499.

The spelling of 3545161 in words is "three million, five hundred forty-five thousand, one hundred sixty-one".