2056961 has 2 divisors, whose sum is σ = 2056962. Its totient is φ = 2056960.

The previous prime is 2056933. The next prime is 2056963. The reversal of 2056961 is 1696502.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1308736 + 748225 = 1144^2 + 865^2 .

It is a cyclic number.

It is not a de Polignac number, because 2056961 - 2¹⁸ = 1794817 is a prime.

Together with 2056963, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2056963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1028480 + 1028481.

It is an arithmetic number, because the mean of its divisors is an integer number (1028481).

2^2056961 is an apocalyptic number.

It is an amenable number.

2056961 is a deficient number, since it is larger than the sum of its proper divisors (1).

2056961 is an equidigital number, since it uses as much as digits as its factorization.

2056961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 2056961 is about 1434.2109328826. The cubic root of 2056961 is about 127.1770321319.

The spelling of 2056961 in words is "two million, fifty-six thousand, nine hundred sixty-one".