82500377 has 2 divisors, whose sum is σ = 82500378. Its totient is φ = 82500376.

The previous prime is 82500311. The next prime is 82500391. The reversal of 82500377 is 77300528.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76230361 + 6270016 = 8731^2 + 2504^2 .

It is a cyclic number.

It is not a de Polignac number, because 82500377 - 2¹⁴ = 82483993 is a prime.

It is not a weakly prime, because it can be changed into another prime (82500577) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41250188 + 41250189.

It is an arithmetic number, because the mean of its divisors is an integer number (41250189).

Almost surely, 2^82500377 is an apocalyptic number.

It is an amenable number.

82500377 is a deficient number, since it is larger than the sum of its proper divisors (1).

82500377 is an equidigital number, since it uses as much as digits as its factorization.

82500377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 82500377 is about 9082.9718154357. The cubic root of 82500377 is about 435.3300476655.

The spelling of 82500377 in words is "eighty-two million, five hundred thousand, three hundred seventy-seven".