84056093189 has 2 divisors, whose sum is σ = 84056093190. Its totient is φ = 84056093188.

The previous prime is 84056093161. The next prime is 84056093203. The reversal of 84056093189 is 98139065048.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57806584900 + 26249508289 = 240430^2 + 162017^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84056093189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 84056093189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84056093129) 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, 42028046594 + 42028046595.

It is an arithmetic number, because the mean of its divisors is an integer number (42028046595).

Almost surely, 2^84056093189 is an apocalyptic number.

It is an amenable number.

84056093189 is a deficient number, since it is larger than the sum of its proper divisors (1).

84056093189 is an equidigital number, since it uses as much as digits as its factorization.

84056093189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1866240, while the sum is 53.

The spelling of 84056093189 in words is "eighty-four billion, fifty-six million, ninety-three thousand, one hundred eighty-nine".