20082577 has 2 divisors, whose sum is σ = 20082578. Its totient is φ = 20082576.

The previous prime is 20082551. The next prime is 20082619. The reversal of 20082577 is 77528002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14470416 + 5612161 = 3804^2 + 2369^2 .

It is a cyclic number.

It is not a de Polignac number, because 20082577 - 2¹⁹ = 19558289 is a prime.

It is not a weakly prime, because it can be changed into another prime (20082077) 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, 10041288 + 10041289.

It is an arithmetic number, because the mean of its divisors is an integer number (10041289).

Almost surely, 2^20082577 is an apocalyptic number.

It is an amenable number.

20082577 is a deficient number, since it is larger than the sum of its proper divisors (1).

20082577 is an equidigital number, since it uses as much as digits as its factorization.

20082577 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7840, while the sum is 31.

The square root of 20082577 is about 4481.3588341038. The cubic root of 20082577 is about 271.8148294552.

The spelling of 20082577 in words is "twenty million, eighty-two thousand, five hundred seventy-seven".