84131175883 has 4 divisors (see below), whose sum is σ = 89080068600. Its totient is φ = 79182283168.

The previous prime is 84131175871. The next prime is 84131175889. The reversal of 84131175883 is 38857113148.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84131175883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84131175889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2474446333 + ... + 2474446366.

It is an arithmetic number, because the mean of its divisors is an integer number (22270017150).

Almost surely, 2^84131175883 is an apocalyptic number.

84131175883 is a deficient number, since it is larger than the sum of its proper divisors (4948892717).

84131175883 is a wasteful number, since it uses less digits than its factorization.

84131175883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4948892716.

The product of its digits is 645120, while the sum is 49.

The spelling of 84131175883 in words is "eighty-four billion, one hundred thirty-one million, one hundred seventy-five thousand, eight hundred eighty-three".