84134107 has 2 divisors, whose sum is σ = 84134108. Its totient is φ = 84134106.

The previous prime is 84134053. The next prime is 84134119. The reversal of 84134107 is 70143148.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84134107 is a prime.

It is not a weakly prime, because it can be changed into another prime (84134807) 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, 42067053 + 42067054.

It is an arithmetic number, because the mean of its divisors is an integer number (42067054).

Almost surely, 2^84134107 is an apocalyptic number.

84134107 is a deficient number, since it is larger than the sum of its proper divisors (1).

84134107 is an equidigital number, since it uses as much as digits as its factorization.

84134107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 84134107 is about 9172.4646088170. The cubic root of 84134107 is about 438.1848552164.

The spelling of 84134107 in words is "eighty-four million, one hundred thirty-four thousand, one hundred seven".