434861807 has 2 divisors, whose sum is σ = 434861808. Its totient is φ = 434861806.

The previous prime is 434861789. The next prime is 434861837. The reversal of 434861807 is 708168434.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 434861807 - 2¹⁸ = 434599663 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434861837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217430903 + 217430904.

It is an arithmetic number, because the mean of its divisors is an integer number (217430904).

Almost surely, 2^434861807 is an apocalyptic number.

434861807 is a deficient number, since it is larger than the sum of its proper divisors (1).

434861807 is an equidigital number, since it uses as much as digits as its factorization.

434861807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129024, while the sum is 41.

The square root of 434861807 is about 20853.3404278547. The cubic root of 434861807 is about 757.6182401738.

The spelling of 434861807 in words is "four hundred thirty-four million, eight hundred sixty-one thousand, eight hundred seven".