83279171 has 2 divisors, whose sum is σ = 83279172. Its totient is φ = 83279170.

The previous prime is 83279167. The next prime is 83279177. The reversal of 83279171 is 17197238.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83279171 - 2² = 83279167 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (83279177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41639585 + 41639586.

It is an arithmetic number, because the mean of its divisors is an integer number (41639586).

Almost surely, 2^83279171 is an apocalyptic number.

83279171 is a deficient number, since it is larger than the sum of its proper divisors (1).

83279171 is an equidigital number, since it uses as much as digits as its factorization.

83279171 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21168, while the sum is 38.

The square root of 83279171 is about 9125.7422163899. The cubic root of 83279171 is about 436.6955815465.

The spelling of 83279171 in words is "eighty-three million, two hundred seventy-nine thousand, one hundred seventy-one".