2505043 has 2 divisors, whose sum is σ = 2505044. Its totient is φ = 2505042.

The previous prime is 2505007. The next prime is 2505067. The reversal of 2505043 is 3405052.

It is a happy number.

2505043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2505043 - 2⁹ = 2504531 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2505043.

It is not a weakly prime, because it can be changed into another prime (2505073) 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, 1252521 + 1252522.

It is an arithmetic number, because the mean of its divisors is an integer number (1252522).

2^2505043 is an apocalyptic number.

2505043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2505043 is an equidigital number, since it uses as much as digits as its factorization.

2505043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 2505043 is about 1582.7327632927. The cubic root of 2505043 is about 135.8120782563.

Subtracting 2505043 from its reverse (3405052), we obtain a palindrome (900009).

The spelling of 2505043 in words is "two million, five hundred five thousand, forty-three".