83983903171 has 16 divisors (see below), whose sum is σ = 97358290624. Its totient is φ = 70954942464.

The previous prime is 83983903163. The next prime is 83983903181. The reversal of 83983903171 is 17130938938.

It is a happy number.

It is not a de Polignac number, because 83983903171 - 2³ = 83983903163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (83983903181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 764611 + ... + 867523.

It is an arithmetic number, because the mean of its divisors is an integer number (6084893164).

Almost surely, 2^83983903171 is an apocalyptic number.

83983903171 is a deficient number, since it is larger than the sum of its proper divisors (13374387453).

83983903171 is a wasteful number, since it uses less digits than its factorization.

83983903171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104590.

The product of its (nonzero) digits is 979776, while the sum is 52.

The spelling of 83983903171 in words is "eighty-three billion, nine hundred eighty-three million, nine hundred three thousand, one hundred seventy-one".