334045643 has 2 divisors, whose sum is σ = 334045644. Its totient is φ = 334045642.

The previous prime is 334045637. The next prime is 334045661. The reversal of 334045643 is 346540433.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 334045643 - 2¹⁰ = 334044619 is a prime.

It is a super-2 number, since 2×334045643² = 223172983214566898, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (334045043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167022821 + 167022822.

It is an arithmetic number, because the mean of its divisors is an integer number (167022822).

Almost surely, 2^334045643 is an apocalyptic number.

334045643 is a deficient number, since it is larger than the sum of its proper divisors (1).

334045643 is an equidigital number, since it uses as much as digits as its factorization.

334045643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 32.

The square root of 334045643 is about 18276.9155767597. The cubic root of 334045643 is about 693.8548109048.

The spelling of 334045643 in words is "three hundred thirty-four million, forty-five thousand, six hundred forty-three".