40860871 has 2 divisors, whose sum is σ = 40860872. Its totient is φ = 40860870.

The previous prime is 40860847. The next prime is 40860893. The reversal of 40860871 is 17806804.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40860871 - 2¹⁵ = 40828103 is a prime.

It is a super-2 number, since 2×40860871² = 3339221557757282, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40860271) 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, 20430435 + 20430436.

It is an arithmetic number, because the mean of its divisors is an integer number (20430436).

Almost surely, 2^40860871 is an apocalyptic number.

40860871 is a deficient number, since it is larger than the sum of its proper divisors (1).

40860871 is an equidigital number, since it uses as much as digits as its factorization.

40860871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 40860871 is about 6392.2508555281. The cubic root of 40860871 is about 344.4312437959.

The spelling of 40860871 in words is "forty million, eight hundred sixty thousand, eight hundred seventy-one".