83112079 has 2 divisors, whose sum is σ = 83112080. Its totient is φ = 83112078.

The previous prime is 83112053. The next prime is 83112089. The reversal of 83112079 is 97021138.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83112079 - 2²³ = 74723471 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 83112079.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83112019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41556039 + 41556040.

It is an arithmetic number, because the mean of its divisors is an integer number (41556040).

Almost surely, 2^83112079 is an apocalyptic number.

83112079 is a deficient number, since it is larger than the sum of its proper divisors (1).

83112079 is an equidigital number, since it uses as much as digits as its factorization.

83112079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 83112079 is about 9116.5826382477. The cubic root of 83112079 is about 436.4033228175.

The spelling of 83112079 in words is "eighty-three million, one hundred twelve thousand, seventy-nine".