2580340403 has 2 divisors, whose sum is σ = 2580340404. Its totient is φ = 2580340402.

The previous prime is 2580340369. The next prime is 2580340439. The reversal of 2580340403 is 3040430852.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2580340403 - 2⁶ = 2580340339 is a prime.

It is not a weakly prime, because it can be changed into another prime (2580340493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1290170201 + 1290170202.

It is an arithmetic number, because the mean of its divisors is an integer number (1290170202).

Almost surely, 2^2580340403 is an apocalyptic number.

2580340403 is a deficient number, since it is larger than the sum of its proper divisors (1).

2580340403 is an equidigital number, since it uses as much as digits as its factorization.

2580340403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 2580340403 is about 50797.0511250407. The cubic root of 2580340403 is about 1371.5942870957.

The spelling of 2580340403 in words is "two billion, five hundred eighty million, three hundred forty thousand, four hundred three".