34020943 has 4 divisors (see below), whose sum is σ = 37113768. Its totient is φ = 30928120.

The previous prime is 34020937. The next prime is 34020947. The reversal of 34020943 is 34902043.

34020943 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34902043 = 11 ⋅3172913.

It is a cyclic number.

It is not a de Polignac number, because 34020943 - 2⁵ = 34020911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34020947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1546396 + ... + 1546417.

It is an arithmetic number, because the mean of its divisors is an integer number (9278442).

Almost surely, 2^34020943 is an apocalyptic number.

34020943 is a deficient number, since it is larger than the sum of its proper divisors (3092825).

34020943 is a wasteful number, since it uses less digits than its factorization.

34020943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3092824.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 34020943 is about 5832.7474658175. The cubic root of 34020943 is about 324.0276833278.

Adding to 34020943 its reverse (34902043), we get a palindrome (68922986).

The spelling of 34020943 in words is "thirty-four million, twenty thousand, nine hundred forty-three".