1082161 has 2 divisors, whose sum is σ = 1082162. Its totient is φ = 1082160.

The previous prime is 1082153. The next prime is 1082171. The reversal of 1082161 is 1612801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 874225 + 207936 = 935^2 + 456^2 .

It is a cyclic number.

It is not a de Polignac number, because 1082161 - 2³ = 1082153 is a prime.

It is not a weakly prime, because it can be changed into another prime (1082141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 541080 + 541081.

It is an arithmetic number, because the mean of its divisors is an integer number (541081).

2^1082161 is an apocalyptic number.

It is an amenable number.

1082161 is a deficient number, since it is larger than the sum of its proper divisors (1).

1082161 is an equidigital number, since it uses as much as digits as its factorization.

1082161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 19.

The square root of 1082161 is about 1040.2696765743. The cubic root of 1082161 is about 102.6669419138. Note that the first 3 decimals are identical.

Adding to 1082161 its reverse (1612801), we get a palindrome (2694962).

The spelling of 1082161 in words is "one million, eighty-two thousand, one hundred sixty-one".