434631601 has 2 divisors, whose sum is σ = 434631602. Its totient is φ = 434631600.

The previous prime is 434631599. The next prime is 434631623. The reversal of 434631601 is 106136434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 249671601 + 184960000 = 15801^2 + 13600^2 .

It is a cyclic number.

It is not a de Polignac number, because 434631601 - 2¹ = 434631599 is a prime.

Together with 434631599, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 434631601.

It is not a weakly prime, because it can be changed into another prime (434631661) 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, 217315800 + 217315801.

It is an arithmetic number, because the mean of its divisors is an integer number (217315801).

Almost surely, 2^434631601 is an apocalyptic number.

It is an amenable number.

434631601 is a deficient number, since it is larger than the sum of its proper divisors (1).

434631601 is an equidigital number, since it uses as much as digits as its factorization.

434631601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 434631601 is about 20847.8200539049. The cubic root of 434631601 is about 757.4845279256.

The spelling of 434631601 in words is "four hundred thirty-four million, six hundred thirty-one thousand, six hundred one".