40333043 has 2 divisors, whose sum is σ = 40333044. Its totient is φ = 40333042.

The previous prime is 40333031. The next prime is 40333079. The reversal of 40333043 is 34033304.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40333043 - 2²⁴ = 23555827 is a prime.

It is not a weakly prime, because it can be changed into another prime (40353043) 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, 20166521 + 20166522.

It is an arithmetic number, because the mean of its divisors is an integer number (20166522).

Almost surely, 2^40333043 is an apocalyptic number.

40333043 is a deficient number, since it is larger than the sum of its proper divisors (1).

40333043 is an equidigital number, since it uses as much as digits as its factorization.

40333043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 20.

The square root of 40333043 is about 6350.8301032227. The cubic root of 40333043 is about 342.9417263949.

Adding to 40333043 its reverse (34033304), we get a palindrome (74366347).

The spelling of 40333043 in words is "forty million, three hundred thirty-three thousand, forty-three".