83683403117 has 2 divisors, whose sum is σ = 83683403118. Its totient is φ = 83683403116.

The previous prime is 83683403071. The next prime is 83683403129. The reversal of 83683403117 is 71130438638.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82426984201 + 1256418916 = 287101^2 + 35446^2 .

It is a cyclic number.

It is not a de Polignac number, because 83683403117 - 2²⁸ = 83414967661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83683403317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41841701558 + 41841701559.

It is an arithmetic number, because the mean of its divisors is an integer number (41841701559).

Almost surely, 2^83683403117 is an apocalyptic number.

It is an amenable number.

83683403117 is a deficient number, since it is larger than the sum of its proper divisors (1).

83683403117 is an equidigital number, since it uses as much as digits as its factorization.

83683403117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 290304, while the sum is 44.

The spelling of 83683403117 in words is "eighty-three billion, six hundred eighty-three million, four hundred three thousand, one hundred seventeen".