411928871 has 2 divisors, whose sum is σ = 411928872. Its totient is φ = 411928870.

The previous prime is 411928861. The next prime is 411928877. The reversal of 411928871 is 178829114.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-411928871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (411928877) 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, 205964435 + 205964436.

It is an arithmetic number, because the mean of its divisors is an integer number (205964436).

Almost surely, 2^411928871 is an apocalyptic number.

411928871 is a deficient number, since it is larger than the sum of its proper divisors (1).

411928871 is an equidigital number, since it uses as much as digits as its factorization.

411928871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32256, while the sum is 41.

The square root of 411928871 is about 20296.0309173986. The cubic root of 411928871 is about 744.0590622313.

The spelling of 411928871 in words is "four hundred eleven million, nine hundred twenty-eight thousand, eight hundred seventy-one".