259165241 has 4 divisors (see below), whose sum is σ = 262077300. Its totient is φ = 256253184.

The previous prime is 259165213. The next prime is 259165253. The reversal of 259165241 is 142561952.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 14899600 + 244265641 = 3860^2 + 15629^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-259165241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (259165211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1455896 + ... + 1456073.

It is an arithmetic number, because the mean of its divisors is an integer number (65519325).

Almost surely, 2^259165241 is an apocalyptic number.

It is an amenable number.

259165241 is a deficient number, since it is larger than the sum of its proper divisors (2912059).

259165241 is an equidigital number, since it uses as much as digits as its factorization.

259165241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2912058.

The product of its digits is 21600, while the sum is 35.

The square root of 259165241 is about 16098.6099089331. The cubic root of 259165241 is about 637.5666395031.

The spelling of 259165241 in words is "two hundred fifty-nine million, one hundred sixty-five thousand, two hundred forty-one".