40106683 has 2 divisors, whose sum is σ = 40106684. Its totient is φ = 40106682.

The previous prime is 40106629. The next prime is 40106699. The reversal of 40106683 is 38660104.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40106683 is a prime.

It is not a weakly prime, because it can be changed into another prime (40106083) 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, 20053341 + 20053342.

It is an arithmetic number, because the mean of its divisors is an integer number (20053342).

Almost surely, 2^40106683 is an apocalyptic number.

40106683 is a deficient number, since it is larger than the sum of its proper divisors (1).

40106683 is an equidigital number, since it uses as much as digits as its factorization.

40106683 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 40106683 is about 6332.9837359652. The cubic root of 40106683 is about 342.2989617072.

Adding to 40106683 its reverse (38660104), we get a palindrome (78766787).

The spelling of 40106683 in words is "forty million, one hundred six thousand, six hundred eighty-three".