255780059 has 2 divisors, whose sum is σ = 255780060. Its totient is φ = 255780058.

The previous prime is 255780053. The next prime is 255780121. The reversal of 255780059 is 950087552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 255780059 - 2⁴ = 255780043 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 255779998 and 255780025.

It is not a weakly prime, because it can be changed into another prime (255780053) 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, 127890029 + 127890030.

It is an arithmetic number, because the mean of its divisors is an integer number (127890030).

Almost surely, 2^255780059 is an apocalyptic number.

255780059 is a deficient number, since it is larger than the sum of its proper divisors (1).

255780059 is an equidigital number, since it uses as much as digits as its factorization.

255780059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126000, while the sum is 41.

The square root of 255780059 is about 15993.1253668568. The cubic root of 255780059 is about 634.7785277622.

The spelling of 255780059 in words is "two hundred fifty-five million, seven hundred eighty thousand, fifty-nine".