34045643 has 2 divisors, whose sum is σ = 34045644. Its totient is φ = 34045642.

The previous prime is 34045631. The next prime is 34045691. The reversal of 34045643 is 34654043.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34045643 - 2⁶ = 34045579 is a prime.

It is not a weakly prime, because it can be changed into another prime (34045943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17022821 + 17022822.

It is an arithmetic number, because the mean of its divisors is an integer number (17022822).

Almost surely, 2^34045643 is an apocalyptic number.

34045643 is a deficient number, since it is larger than the sum of its proper divisors (1).

34045643 is an equidigital number, since it uses as much as digits as its factorization.

34045643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 34045643 is about 5834.8644371570. The cubic root of 34045643 is about 324.1060815824.

Adding to 34045643 its reverse (34654043), we get a palindrome (68699686).

Subtracting 34045643 from its reverse (34654043), we obtain a square (608400 = 780²).

The spelling of 34045643 in words is "thirty-four million, forty-five thousand, six hundred forty-three".