40035043 has 4 divisors (see below), whose sum is σ = 41326528. Its totient is φ = 38743560.

The previous prime is 40035007. The next prime is 40035049. The reversal of 40035043 is 34053004.

40035043 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.

It is a cyclic number.

It is not a de Polignac number, because 40035043 - 2⁹ = 40034531 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40035043.

It is not an unprimeable number, because it can be changed into a prime (40035049) 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, 645696 + ... + 645757.

It is an arithmetic number, because the mean of its divisors is an integer number (10331632).

Almost surely, 2^40035043 is an apocalyptic number.

40035043 is a deficient number, since it is larger than the sum of its proper divisors (1291485).

40035043 is a wasteful number, since it uses less digits than its factorization.

40035043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1291484.

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 40035043 is about 6327.3251062357. The cubic root of 40035043 is about 342.0950313298.

Adding to 40035043 its reverse (34053004), we get a palindrome (74088047).

The spelling of 40035043 in words is "forty million, thirty-five thousand, forty-three".