334158389 has 2 divisors, whose sum is σ = 334158390. Its totient is φ = 334158388.

The previous prime is 334158347. The next prime is 334158401. The reversal of 334158389 is 983851433.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 332442289 + 1716100 = 18233^2 + 1310^2 .

It is a cyclic number.

It is not a de Polignac number, because 334158389 - 2⁸ = 334158133 is a prime.

It is a super-2 number, since 2×334158389² = 223323657878150642, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (334152389) 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 as a sum of consecutive naturals, namely, 167079194 + 167079195.

It is an arithmetic number, because the mean of its divisors is an integer number (167079195).

Almost surely, 2^334158389 is an apocalyptic number.

It is an amenable number.

334158389 is a deficient number, since it is larger than the sum of its proper divisors (1).

334158389 is an equidigital number, since it uses as much as digits as its factorization.

334158389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 311040, while the sum is 44.

The square root of 334158389 is about 18279.9996991247. Note that the first 3 decimals coincide. The cubic root of 334158389 is about 693.9328646643.

The spelling of 334158389 in words is "three hundred thirty-four million, one hundred fifty-eight thousand, three hundred eighty-nine".