2851061 has 2 divisors, whose sum is σ = 2851062. Its totient is φ = 2851060.

The previous prime is 2851049. The next prime is 2851081. The reversal of 2851061 is 1601582.

2851061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1976836 + 874225 = 1406^2 + 935^2 .

It is a cyclic number.

It is not a de Polignac number, because 2851061 - 2⁶ = 2850997 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 (2851001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1425530 + 1425531.

It is an arithmetic number, because the mean of its divisors is an integer number (1425531).

2^2851061 is an apocalyptic number.

It is an amenable number.

2851061 is a deficient number, since it is larger than the sum of its proper divisors (1).

2851061 is an equidigital number, since it uses as much as digits as its factorization.

2851061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 23.

The square root of 2851061 is about 1688.5085134520. The cubic root of 2851061 is about 141.7975857041.

The spelling of 2851061 in words is "two million, eight hundred fifty-one thousand, sixty-one".