2505859073 has 2 divisors, whose sum is σ = 2505859074. Its totient is φ = 2505859072.

The previous prime is 2505859067. The next prime is 2505859117. The reversal of 2505859073 is 3709585052.

It is an a-pointer prime, because the next prime (2505859117) can be obtained adding 2505859073 to its sum of digits (44).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1654211584 + 851647489 = 40672^2 + 29183^2 .

It is a cyclic number.

It is not a de Polignac number, because 2505859073 - 2¹² = 2505854977 is a prime.

It is not a weakly prime, because it can be changed into another prime (2505859063) 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, 1252929536 + 1252929537.

It is an arithmetic number, because the mean of its divisors is an integer number (1252929537).

Almost surely, 2^2505859073 is an apocalyptic number.

It is an amenable number.

2505859073 is a deficient number, since it is larger than the sum of its proper divisors (1).

2505859073 is an equidigital number, since it uses as much as digits as its factorization.

2505859073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378000, while the sum is 44.

The square root of 2505859073 is about 50058.5564414317. The cubic root of 2505859073 is about 1358.2682458163.

The spelling of 2505859073 in words is "two billion, five hundred five million, eight hundred fifty-nine thousand, seventy-three".