82041077 has 2 divisors, whose sum is σ = 82041078. Its totient is φ = 82041076.

The previous prime is 82041061. The next prime is 82041103. The reversal of 82041077 is 77014028.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76983076 + 5058001 = 8774^2 + 2249^2 .

It is a cyclic number.

It is not a de Polignac number, because 82041077 - 2⁴ = 82041061 is a 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 (82041017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41020538 + 41020539.

It is an arithmetic number, because the mean of its divisors is an integer number (41020539).

Almost surely, 2^82041077 is an apocalyptic number.

It is an amenable number.

82041077 is a deficient number, since it is larger than the sum of its proper divisors (1).

82041077 is an equidigital number, since it uses as much as digits as its factorization.

82041077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3136, while the sum is 29.

The square root of 82041077 is about 9057.6529520621. The cubic root of 82041077 is about 434.5206804774.

The spelling of 82041077 in words is "eighty-two million, forty-one thousand, seventy-seven".