434401361 has 2 divisors, whose sum is σ = 434401362. Its totient is φ = 434401360.

The previous prime is 434401337. The next prime is 434401369. The reversal of 434401361 is 163104434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 387341761 + 47059600 = 19681^2 + 6860^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-434401361 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 434401361.

It is not a weakly prime, because it can be changed into another prime (434401369) 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, 217200680 + 217200681.

It is an arithmetic number, because the mean of its divisors is an integer number (217200681).

Almost surely, 2^434401361 is an apocalyptic number.

It is an amenable number.

434401361 is a deficient number, since it is larger than the sum of its proper divisors (1).

434401361 is an equidigital number, since it uses as much as digits as its factorization.

434401361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 434401361 is about 20842.2974021579. The cubic root of 434401361 is about 757.3507486956.

Adding to 434401361 its reverse (163104434), we get a palindrome (597505795).

The spelling of 434401361 in words is "four hundred thirty-four million, four hundred one thousand, three hundred sixty-one".