2565053 has 2 divisors, whose sum is σ = 2565054. Its totient is φ = 2565052.

The previous prime is 2565049. The next prime is 2565061. The reversal of 2565053 is 3505652.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2553604 + 11449 = 1598^2 + 107^2 .

It is a cyclic number.

It is not a de Polignac number, because 2565053 - 2² = 2565049 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2565023) 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, 1282526 + 1282527.

It is an arithmetic number, because the mean of its divisors is an integer number (1282527).

2^2565053 is an apocalyptic number.

It is an amenable number.

2565053 is a deficient number, since it is larger than the sum of its proper divisors (1).

2565053 is an equidigital number, since it uses as much as digits as its factorization.

2565053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 2565053 is about 1601.5782840686. The cubic root of 2565053 is about 136.8880218771. Note that the first 3 decimals are identical.

The spelling of 2565053 in words is "two million, five hundred sixty-five thousand, fifty-three".