40715671 has 2 divisors, whose sum is σ = 40715672. Its totient is φ = 40715670.

The previous prime is 40715669. The next prime is 40715683. The reversal of 40715671 is 17651704.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40715671 - 2¹ = 40715669 is a prime.

Together with 40715669, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40715611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20357835 + 20357836.

It is an arithmetic number, because the mean of its divisors is an integer number (20357836).

Almost surely, 2^40715671 is an apocalyptic number.

40715671 is a deficient number, since it is larger than the sum of its proper divisors (1).

40715671 is an equidigital number, since it uses as much as digits as its factorization.

40715671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5880, while the sum is 31.

The square root of 40715671 is about 6380.8832460718. The cubic root of 40715671 is about 344.0227782600.

The spelling of 40715671 in words is "forty million, seven hundred fifteen thousand, six hundred seventy-one".