334681189 has 2 divisors, whose sum is σ = 334681190. Its totient is φ = 334681188.

The previous prime is 334681187. The next prime is 334681201. The reversal of 334681189 is 981186433.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 231496225 + 103184964 = 15215^2 + 10158^2 .

It is a cyclic number.

It is not a de Polignac number, because 334681189 - 2¹ = 334681187 is a prime.

It is a super-2 number, since 2×334681189² = 224022996540907442, which contains 22 as substring.

Together with 334681187, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (334681183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167340594 + 167340595.

It is an arithmetic number, because the mean of its divisors is an integer number (167340595).

Almost surely, 2^334681189 is an apocalyptic number.

It is an amenable number.

334681189 is a deficient number, since it is larger than the sum of its proper divisors (1).

334681189 is an equidigital number, since it uses as much as digits as its factorization.

334681189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416, while the sum is 43.

The square root of 334681189 is about 18294.2938918123. The cubic root of 334681189 is about 694.2945684556.

The spelling of 334681189 in words is "three hundred thirty-four million, six hundred eighty-one thousand, one hundred eighty-nine".