82126039 has 2 divisors, whose sum is σ = 82126040. Its totient is φ = 82126038.

The previous prime is 82126013. The next prime is 82126067. The reversal of 82126039 is 93062128.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 82126039 - 2¹⁷ = 81994967 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 82126039.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82126139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41063019 + 41063020.

It is an arithmetic number, because the mean of its divisors is an integer number (41063020).

Almost surely, 2^82126039 is an apocalyptic number.

82126039 is a deficient number, since it is larger than the sum of its proper divisors (1).

82126039 is an equidigital number, since it uses as much as digits as its factorization.

82126039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 82126039 is about 9062.3418055158. The cubic root of 82126039 is about 434.6706257272.

The spelling of 82126039 in words is "eighty-two million, one hundred twenty-six thousand, thirty-nine".