83179514893 has 2 divisors, whose sum is σ = 83179514894. Its totient is φ = 83179514892.

The previous prime is 83179514849. The next prime is 83179514909. The reversal of 83179514893 is 39841597138.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66810359529 + 16369155364 = 258477^2 + 127942^2 .

It is a cyclic number.

It is not a de Polignac number, because 83179514893 - 2⁹ = 83179514381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83179512893) 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 as a sum of consecutive naturals, namely, 41589757446 + 41589757447.

It is an arithmetic number, because the mean of its divisors is an integer number (41589757447).

Almost surely, 2^83179514893 is an apocalyptic number.

It is an amenable number.

83179514893 is a deficient number, since it is larger than the sum of its proper divisors (1).

83179514893 is an equidigital number, since it uses as much as digits as its factorization.

83179514893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6531840, while the sum is 58.

The spelling of 83179514893 in words is "eighty-three billion, one hundred seventy-nine million, five hundred fourteen thousand, eight hundred ninety-three".