434070109 has 4 divisors (see below), whose sum is σ = 473531040. Its totient is φ = 394609180.

The previous prime is 434070103. The next prime is 434070137. The reversal of 434070109 is 901070434.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 434070109 - 2³ = 434070101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434070101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19730449 + ... + 19730470.

It is an arithmetic number, because the mean of its divisors is an integer number (118382760).

Almost surely, 2^434070109 is an apocalyptic number.

It is an amenable number.

434070109 is a deficient number, since it is larger than the sum of its proper divisors (39460931).

434070109 is a wasteful number, since it uses less digits than its factorization.

434070109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39460930.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 434070109 is about 20834.3492578962. The cubic root of 434070109 is about 757.1581942459.

The spelling of 434070109 in words is "four hundred thirty-four million, seventy thousand, one hundred nine".