84082354117 has 4 divisors (see below), whose sum is σ = 84103553536. Its totient is φ = 84061154700.

The previous prime is 84082354091. The next prime is 84082354123. The reversal of 84082354117 is 71145328048.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 84082354117 - 2²³ = 84073965509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84082354177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10593759 + ... + 10601692.

It is an arithmetic number, because the mean of its divisors is an integer number (21025888384).

Almost surely, 2^84082354117 is an apocalyptic number.

It is an amenable number.

84082354117 is a deficient number, since it is larger than the sum of its proper divisors (21199419).

84082354117 is a wasteful number, since it uses less digits than its factorization.

84082354117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21199418.

The product of its (nonzero) digits is 215040, while the sum is 43.

The spelling of 84082354117 in words is "eighty-four billion, eighty-two million, three hundred fifty-four thousand, one hundred seventeen".