34143689 has 2 divisors, whose sum is σ = 34143690. Its totient is φ = 34143688.

The previous prime is 34143673. The next prime is 34143691. The reversal of 34143689 is 98634143.

34143689 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30063289 + 4080400 = 5483^2 + 2020^2 .

It is a cyclic number.

It is not a de Polignac number, because 34143689 - 2⁴ = 34143673 is a prime.

Together with 34143691, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (31143689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17071844 + 17071845.

It is an arithmetic number, because the mean of its divisors is an integer number (17071845).

Almost surely, 2^34143689 is an apocalyptic number.

It is an amenable number.

34143689 is a deficient number, since it is larger than the sum of its proper divisors (1).

34143689 is an equidigital number, since it uses as much as digits as its factorization.

34143689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 38.

The square root of 34143689 is about 5843.2601345482. The cubic root of 34143689 is about 324.4169079347.

The spelling of 34143689 in words is "thirty-four million, one hundred forty-three thousand, six hundred eighty-nine".