434134747 has 4 divisors (see below), whose sum is σ = 434206080. Its totient is φ = 434063416.

The previous prime is 434134733. The next prime is 434134769. The reversal of 434134747 is 747431434.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 434134747 - 2¹⁵ = 434101979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (434134717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25588 + ... + 39025.

It is an arithmetic number, because the mean of its divisors is an integer number (108551520).

Almost surely, 2^434134747 is an apocalyptic number.

434134747 is a deficient number, since it is larger than the sum of its proper divisors (71333).

434134747 is an equidigital number, since it uses as much as digits as its factorization.

434134747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71332.

The product of its digits is 112896, while the sum is 37.

The square root of 434134747 is about 20835.9004365062. The cubic root of 434134747 is about 757.1957755500.

The spelling of 434134747 in words is "four hundred thirty-four million, one hundred thirty-four thousand, seven hundred forty-seven".