259086241 has 2 divisors, whose sum is σ = 259086242. Its totient is φ = 259086240.

The previous prime is 259086227. The next prime is 259086263. The reversal of 259086241 is 142680952.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 258566400 + 519841 = 16080^2 + 721^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-259086241 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 259086241.

It is not a weakly prime, because it can be changed into another prime (259086281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129543120 + 129543121.

It is an arithmetic number, because the mean of its divisors is an integer number (129543121).

Almost surely, 2^259086241 is an apocalyptic number.

It is an amenable number.

259086241 is a deficient number, since it is larger than the sum of its proper divisors (1).

259086241 is an equidigital number, since it uses as much as digits as its factorization.

259086241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 259086241 is about 16096.1560939250. The cubic root of 259086241 is about 637.5018508725.

It can be divided in two parts, 2590 and 86241, that added together give a triangular number (88831 = T₄₂₁).

The spelling of 259086241 in words is "two hundred fifty-nine million, eighty-six thousand, two hundred forty-one".