83066279 has 2 divisors, whose sum is σ = 83066280. Its totient is φ = 83066278.

The previous prime is 83066273. The next prime is 83066297. The reversal of 83066279 is 97266038.

Together with next prime (83066297) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83066279 - 2²⁰ = 82017703 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83066273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41533139 + 41533140.

It is an arithmetic number, because the mean of its divisors is an integer number (41533140).

Almost surely, 2^83066279 is an apocalyptic number.

83066279 is a deficient number, since it is larger than the sum of its proper divisors (1).

83066279 is an equidigital number, since it uses as much as digits as its factorization.

83066279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 83066279 is about 9114.0703859472. The cubic root of 83066279 is about 436.3231461654.

The spelling of 83066279 in words is "eighty-three million, sixty-six thousand, two hundred seventy-nine".