40416071 has 2 divisors, whose sum is σ = 40416072. Its totient is φ = 40416070.

The previous prime is 40416043. The next prime is 40416091. The reversal of 40416071 is 17061404.

40416071 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40416071 - 2⁶ = 40416007 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40416011) 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 as a sum of consecutive naturals, namely, 20208035 + 20208036.

It is an arithmetic number, because the mean of its divisors is an integer number (20208036).

Almost surely, 2^40416071 is an apocalyptic number.

40416071 is a deficient number, since it is larger than the sum of its proper divisors (1).

40416071 is an equidigital number, since it uses as much as digits as its factorization.

40416071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 40416071 is about 6357.3635258651. The cubic root of 40416071 is about 343.1768871757.

Adding to 40416071 its reverse (17061404), we get a palindrome (57477475).

The spelling of 40416071 in words is "forty million, four hundred sixteen thousand, seventy-one".