84656101 has 2 divisors, whose sum is σ = 84656102. Its totient is φ = 84656100.

The previous prime is 84656083. The next prime is 84656113. The reversal of 84656101 is 10165648.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47128225 + 37527876 = 6865^2 + 6126^2 .

It is a cyclic number.

It is not a de Polignac number, because 84656101 - 2⁹ = 84655589 is a prime.

It is equal to p_4924921 and since 84656101 and 4924921 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84656401) 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, 42328050 + 42328051.

It is an arithmetic number, because the mean of its divisors is an integer number (42328051).

Almost surely, 2^84656101 is an apocalyptic number.

It is an amenable number.

84656101 is a deficient number, since it is larger than the sum of its proper divisors (1).

84656101 is an equidigital number, since it uses as much as digits as its factorization.

84656101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 84656101 is about 9200.8750127366. The cubic root of 84656101 is about 439.0891989294.

The spelling of 84656101 in words is "eighty-four million, six hundred fifty-six thousand, one hundred one".