434040461 has 2 divisors, whose sum is σ = 434040462. Its totient is φ = 434040460.

The previous prime is 434040367. The next prime is 434040463. The reversal of 434040461 is 164040434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 414733225 + 19307236 = 20365^2 + 4394^2 .

It is a cyclic number.

It is not a de Polignac number, because 434040461 - 2¹⁴ = 434024077 is a prime.

It is a super-2 number, since 2×434040461² = 376782243570185042, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 434040463, it forms a pair of twin primes.

It is a Chen 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 434040461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434040463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217020230 + 217020231.

It is an arithmetic number, because the mean of its divisors is an integer number (217020231).

Almost surely, 2^434040461 is an apocalyptic number.

It is an amenable number.

434040461 is a deficient number, since it is larger than the sum of its proper divisors (1).

434040461 is an equidigital number, since it uses as much as digits as its factorization.

434040461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 434040461 is about 20833.6377284429. The cubic root of 434040461 is about 757.1409552971.

Adding to 434040461 its reverse (164040434), we get a palindrome (598080895).

The spelling of 434040461 in words is "four hundred thirty-four million, forty thousand, four hundred sixty-one".