2559078287 has 2 divisors, whose sum is σ = 2559078288. Its totient is φ = 2559078286.

The previous prime is 2559078229. The next prime is 2559078317. The reversal of 2559078287 is 7828709552.

It is a happy number.

2559078287 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 2559078287 - 2¹² = 2559074191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2559078217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1279539143 + 1279539144.

It is an arithmetic number, because the mean of its divisors is an integer number (1279539144).

Almost surely, 2^2559078287 is an apocalyptic number.

2559078287 is a deficient number, since it is larger than the sum of its proper divisors (1).

2559078287 is an equidigital number, since it uses as much as digits as its factorization.

2559078287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2822400, while the sum is 53.

The square root of 2559078287 is about 50587.3332663425. Note that the first 3 decimals coincide. The cubic root of 2559078287 is about 1367.8165598149.

The spelling of 2559078287 in words is "two billion, five hundred fifty-nine million, seventy-eight thousand, two hundred eighty-seven".