40871323 has 2 divisors, whose sum is σ = 40871324. Its totient is φ = 40871322.

The previous prime is 40871317. The next prime is 40871351. The reversal of 40871323 is 32317804.

It is an a-pointer prime, because the next prime (40871351) can be obtained adding 40871323 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40871323 - 2⁵ = 40871291 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40871291 and 40871300.

It is not a weakly prime, because it can be changed into another prime (40875323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20435661 + 20435662.

It is an arithmetic number, because the mean of its divisors is an integer number (20435662).

Almost surely, 2^40871323 is an apocalyptic number.

40871323 is a deficient number, since it is larger than the sum of its proper divisors (1).

40871323 is an equidigital number, since it uses as much as digits as its factorization.

40871323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 40871323 is about 6393.0683556490. The cubic root of 40871323 is about 344.4606092040.

The spelling of 40871323 in words is "forty million, eight hundred seventy-one thousand, three hundred twenty-three".