84641411 has 2 divisors, whose sum is σ = 84641412. Its totient is φ = 84641410.

The previous prime is 84641363. The next prime is 84641413. The reversal of 84641411 is 11414648.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84641411 - 2²⁶ = 17532547 is a prime.

It is a Sophie Germain prime.

Together with 84641413, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_4924118 and since 84641411 and 4924118 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (84641413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42320705 + 42320706.

It is an arithmetic number, because the mean of its divisors is an integer number (42320706).

Almost surely, 2^84641411 is an apocalyptic number.

84641411 is a deficient number, since it is larger than the sum of its proper divisors (1).

84641411 is an equidigital number, since it uses as much as digits as its factorization.

84641411 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3072, while the sum is 29.

The square root of 84641411 is about 9200.0766844630. The cubic root of 84641411 is about 439.0637997226.

The spelling of 84641411 in words is "eighty-four million, six hundred forty-one thousand, four hundred eleven".