134201189 has 2 divisors, whose sum is σ = 134201190. Its totient is φ = 134201188.

The previous prime is 134201153. The next prime is 134201203. The reversal of 134201189 is 981102431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70728100 + 63473089 = 8410^2 + 7967^2 .

It is a cyclic number.

It is not a de Polignac number, because 134201189 - 2¹⁶ = 134135653 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134231189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67100594 + 67100595.

It is an arithmetic number, because the mean of its divisors is an integer number (67100595).

Almost surely, 2^134201189 is an apocalyptic number.

It is an amenable number.

134201189 is a deficient number, since it is larger than the sum of its proper divisors (1).

134201189 is an equidigital number, since it uses as much as digits as its factorization.

134201189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 134201189 is about 11584.5236846406. The cubic root of 134201189 is about 511.9789687101.

The spelling of 134201189 in words is "one hundred thirty-four million, two hundred one thousand, one hundred eighty-nine".