434167109 has 2 divisors, whose sum is σ = 434167110. Its totient is φ = 434167108.

The previous prime is 434167093. The next prime is 434167127. The reversal of 434167109 is 901761434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 228674884 + 205492225 = 15122^2 + 14335^2 .

It is a cyclic number.

It is not a de Polignac number, because 434167109 - 2⁴ = 434167093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434107109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217083554 + 217083555.

It is an arithmetic number, because the mean of its divisors is an integer number (217083555).

Almost surely, 2^434167109 is an apocalyptic number.

It is an amenable number.

434167109 is a deficient number, since it is larger than the sum of its proper divisors (1).

434167109 is an equidigital number, since it uses as much as digits as its factorization.

434167109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 434167109 is about 20836.6770143418. The cubic root of 434167109 is about 757.2145898014.

The spelling of 434167109 in words is "four hundred thirty-four million, one hundred sixty-seven thousand, one hundred nine".