134343189 has 12 divisors (see below), whose sum is σ = 199296396. Its totient is φ = 87141312.

The previous prime is 134343179. The next prime is 134343199. The reversal of 134343189 is 981343431.

134343189 is a `hidden beast` number, since 134 + 343 + 189 = 666.

It is an interprime number because it is at equal distance from previous prime (134343179) and next prime (134343199).

It can be written as a sum of positive squares in 2 ways, for example, as 72846225 + 61496964 = 8535^2 + 7842^2 .

It is not a de Polignac number, because 134343189 - 2¹⁹ = 133818901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134343149) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 201384 + ... + 202049.

It is an arithmetic number, because the mean of its divisors is an integer number (16608033).

Almost surely, 2^134343189 is an apocalyptic number.

It is an amenable number.

134343189 is a deficient number, since it is larger than the sum of its proper divisors (64953207).

134343189 is a wasteful number, since it uses less digits than its factorization.

134343189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403476 (or 403473 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 134343189 is about 11590.6509308149. The cubic root of 134343189 is about 512.1594822291.

The spelling of 134343189 in words is "one hundred thirty-four million, three hundred forty-three thousand, one hundred eighty-nine".