434201161 has 2 divisors, whose sum is σ = 434201162. Its totient is φ = 434201160.

The previous prime is 434201149. The next prime is 434201213. The reversal of 434201161 is 161102434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 422055936 + 12145225 = 20544^2 + 3485^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-434201161 is a prime.

It is not a weakly prime, because it can be changed into another prime (434201561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217100580 + 217100581.

It is an arithmetic number, because the mean of its divisors is an integer number (217100581).

Almost surely, 2^434201161 is an apocalyptic number.

It is an amenable number.

434201161 is a deficient number, since it is larger than the sum of its proper divisors (1).

434201161 is an equidigital number, since it uses as much as digits as its factorization.

434201161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 434201161 is about 20837.4941151761. The cubic root of 434201161 is about 757.2343855564.

Adding to 434201161 its reverse (161102434), we get a palindrome (595303595).

The spelling of 434201161 in words is "four hundred thirty-four million, two hundred one thousand, one hundred sixty-one".