259938241 has 2 divisors, whose sum is σ = 259938242. Its totient is φ = 259938240.

The previous prime is 259938227. The next prime is 259938277. The reversal of 259938241 is 142839952.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 166410000 + 93528241 = 12900^2 + 9671^2 .

It is a cyclic number.

It is not a de Polignac number, because 259938241 - 2¹⁷ = 259807169 is a prime.

It is not a weakly prime, because it can be changed into another prime (259935241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129969120 + 129969121.

It is an arithmetic number, because the mean of its divisors is an integer number (129969121).

Almost surely, 2^259938241 is an apocalyptic number.

It is an amenable number.

259938241 is a deficient number, since it is larger than the sum of its proper divisors (1).

259938241 is an equidigital number, since it uses as much as digits as its factorization.

259938241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 43.

The square root of 259938241 is about 16122.6003175666. The cubic root of 259938241 is about 638.1998903607.

The spelling of 259938241 in words is "two hundred fifty-nine million, nine hundred thirty-eight thousand, two hundred forty-one".