435161 has 2 divisors, whose sum is σ = 435162. Its totient is φ = 435160.

The previous prime is 435151. The next prime is 435179. The reversal of 435161 is 161534.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 309136 + 126025 = 556^2 + 355^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-435161 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is an Ulam number.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 435161.

It is not a weakly prime, because it can be changed into another prime (435131) 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, 217580 + 217581.

It is an arithmetic number, because the mean of its divisors is an integer number (217581).

2⁴³⁵¹⁶¹ is an apocalyptic number.

It is an amenable number.

435161 is a deficient number, since it is larger than the sum of its proper divisors (1).

435161 is an equidigital number, since it uses as much as digits as its factorization.

435161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 360, while the sum is 20.

The square root of 435161 is about 659.6673404073. The cubic root of 435161 is about 75.7791952148.

Adding to 435161 its reverse (161534), we get a palindrome (596695).

The spelling of 435161 in words is "four hundred thirty-five thousand, one hundred sixty-one".