2051593 has 2 divisors, whose sum is σ = 2051594. Its totient is φ = 2051592.

The previous prime is 2051587. The next prime is 2051617. The reversal of 2051593 is 3951502.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1885129 + 166464 = 1373^2 + 408^2 .

It is a cyclic number.

It is not a de Polignac number, because 2051593 - 2¹³ = 2043401 is a prime.

It is not a weakly prime, because it can be changed into another prime (2051893) 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, 1025796 + 1025797.

It is an arithmetic number, because the mean of its divisors is an integer number (1025797).

2^2051593 is an apocalyptic number.

It is an amenable number.

2051593 is a deficient number, since it is larger than the sum of its proper divisors (1).

2051593 is an equidigital number, since it uses as much as digits as its factorization.

2051593 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 2051593 is about 1432.3382980288. The cubic root of 2051593 is about 127.0663055092.

The spelling of 2051593 in words is "two million, fifty-one thousand, five hundred ninety-three".